<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0012-7353</journal-id>
<journal-title><![CDATA[DYNA]]></journal-title>
<abbrev-journal-title><![CDATA[Dyna rev.fac.nac.minas]]></abbrev-journal-title>
<issn>0012-7353</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional de Colombia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0012-73532018000200249</article-id>
<article-id pub-id-type="doi">10.15446/dyna.v85n205.69701</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Analysis of the European tourist mines and caves to design a monitoring system]]></article-title>
<article-title xml:lang="es"><![CDATA[Análisis de las cuevas y minas turísticas de Europa para diseñar un sistema de monitorización]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sanmiquel]]></surname>
<given-names><![CDATA[Lluís]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alfonso]]></surname>
<given-names><![CDATA[Pura]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bascompta]]></surname>
<given-names><![CDATA[Marc]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vintró]]></surname>
<given-names><![CDATA[Carla]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Parcerisa]]></surname>
<given-names><![CDATA[David]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Oliva]]></surname>
<given-names><![CDATA[Josep]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Polytechnic University of Catalonia Department of Mining Engineering, Industrial and ICT ]]></institution>
<addr-line><![CDATA[Manresa ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Polytechnic University of Catalonia Department of Business Organization, Industrial and ICT ]]></institution>
<addr-line><![CDATA[Manresa ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2018</year>
</pub-date>
<volume>85</volume>
<numero>205</numero>
<fpage>249</fpage>
<lpage>255</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0012-73532018000200249&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0012-73532018000200249&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0012-73532018000200249&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract A database of tourist mines and caves has been created to investigate the requirements of an integrated monitoring system with the aim of ensuring the safety of visitors and preserving the environment of the activities. It contains the main features of each site, in particular the physical, geological and technical information. The results unfold the main characteristics of these sites and give an insight of the parameters to be monitored: number of visitors, temperature, noise, gas concentrations, ground movements, among other factors. All these features are crucial for the safety of tourists and guides, as well as for the preservation of biodiversity and geodiversity. This information will be used to create a system capable of controlling the entire underground activity, such as the one tested in the two case studies.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Se ha creado una base de datos de cuevas y minas turísticas para investigar los requerimientos necesarios para implementar un sistema integrado de monitorización capaz de mantener las condiciones de seguridad de los visitantes y el ambiente adecuado de la actividad. Dicho sistema controla las principales características físicas, geológicas y de información del sitio. Los resultados detallan las principales condiciones de las cuevas y minas turísticas, mostrando los parámetros importantes a controlar: Número de visitantes, temperatura, ruido, concentraciones de gas y movimientos del terreno, entre otros. Todos estos parámetros son fundamentales para mantener la seguridad de los turistas y guías, así como para preservar la biodiversidad y formaciones geológicas particulares de cada sitio. La información incluida en este estudio se usará para obtener un producto similar al mostrado en los casos de estudio.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[safety]]></kwd>
<kwd lng="en"><![CDATA[geoheritage]]></kwd>
<kwd lng="en"><![CDATA[tourism]]></kwd>
<kwd lng="en"><![CDATA[monitoring]]></kwd>
<kwd lng="en"><![CDATA[European Union]]></kwd>
<kwd lng="es"><![CDATA[seguridad]]></kwd>
<kwd lng="es"><![CDATA[patrimonio geológico]]></kwd>
<kwd lng="es"><![CDATA[turismo]]></kwd>
<kwd lng="es"><![CDATA[monitorización Unión Europea]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>[1]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pereira]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Infectious diseases associated with caves.]]></article-title>
<source><![CDATA[Wilderness &amp; Environmental Medicine]]></source>
<year>2011</year>
<numero>22</numero>
<issue>22</issue>
<page-range>115-21</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>[2]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[&#352;ebela]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Prelov&#353;ek]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Turk]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impact of peak period visits on the Postojna Cave (Slovenia) microclimate]]></article-title>
<source><![CDATA[Theor. Appl. Climatol.]]></source>
<year>2010</year>
<numero>111</numero>
<issue>111</issue>
<page-range>51-64</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>[3]</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ginés]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Las cuevas turísticas de las Islas Baleares: antecedentes y estado de la cuestión]]></source>
<year>2007</year>
<volume>24</volume>
<page-range>17-30</page-range><publisher-name><![CDATA[Publicaciones del Instituto Geológico y Minero de España]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<label>[4]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ruíz-Ballesteros]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Ramírez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Identity and community reflections on the development of mining heritage tourism in Southern Spain.]]></article-title>
<source><![CDATA[Tourism Management]]></source>
<year>2007</year>
<numero>28</numero>
<issue>28</issue>
<page-range>677-87</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>[5]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wanhill]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Mines- a tourist atraction: coal mining in industrial South Wales]]></article-title>
<source><![CDATA[Journal of travel research]]></source>
<year>2000</year>
<numero>39</numero>
<issue>39</issue>
<page-range>60-9</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>[6]</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[M.K.]]></given-names>
</name>
</person-group>
<source><![CDATA[Issues in cultural tourism studies]]></source>
<year>2009</year>
<publisher-loc><![CDATA[London ]]></publisher-loc>
<publisher-name><![CDATA[Routledge]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<label>[7]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Peñas-Castejón]]></surname>
<given-names><![CDATA[J.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Maciá-Sánchez]]></surname>
<given-names><![CDATA[J.F.]]></given-names>
</name>
<name>
<surname><![CDATA[Jiménez-Medina]]></surname>
<given-names><![CDATA[M.P.]]></given-names>
</name>
<name>
<surname><![CDATA[Peñalver-Martínez]]></surname>
<given-names><![CDATA[M.J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cyclical salt efflorescence weathering: An invisible threat to the recovery of underground mine environment for tourist exploitation]]></article-title>
<source><![CDATA[Environmental Earth Science]]></source>
<year>2014</year>
<numero>72</numero>
<issue>72</issue>
<page-range>1901-13</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>[8]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Garofano]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Govoni]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Underground geotourism: a historic and economic overview of show caves and show mines in Italy]]></article-title>
<source><![CDATA[Geoheritage]]></source>
<year>2012</year>
<numero>4</numero>
<issue>4</issue>
<page-range>79-92</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>[9]</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Papini]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Longoni]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Dell'Orto]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Emergency guidelines for two abandoned mines in Piani dei Resinelli area (Lecco)]]></article-title>
<source><![CDATA[Underground spaces: design, engineering and environmental aspects]]></source>
<year>2008</year>
<page-range>99-108</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>[10]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wharton]]></surname>
<given-names><![CDATA[D.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Mortimer]]></surname>
<given-names><![CDATA[R.B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rhabdomyolysis after prolonged suspension in a cave]]></article-title>
<source><![CDATA[Wilderness &amp; Environmental Medicine]]></source>
<year>2011</year>
<numero>22</numero>
<issue>22</issue>
<page-range>52-3</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>[11]</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Huppert]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Burri]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Forti]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Cigna]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of tourist development on caves and karst]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Williams]]></surname>
<given-names><![CDATA[P.W.]]></given-names>
</name>
</person-group>
<source><![CDATA[Karst terrains: environmental changes and human impact]]></source>
<year>1993</year>
<volume>25</volume>
<numero>^sCatena Supplement</numero>
<issue>^sCatena Supplement</issue>
<supplement>Catena Supplement</supplement>
<page-range>251-68</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>[12]</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gillieson]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<source><![CDATA[Caves: processes, development, management]]></source>
<year>1996</year>
<publisher-loc><![CDATA[Oxford ]]></publisher-loc>
<publisher-name><![CDATA[Blackwell]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B13">
<label>[13]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Russell]]></surname>
<given-names><![CDATA[M.J.]]></given-names>
</name>
<name>
<surname><![CDATA[MacLean]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Management issues in a Tasmanian tourist cave: potential microclimatic impacts of cave modifications]]></article-title>
<source><![CDATA[Journal of Environmental Management]]></source>
<year>2008</year>
<numero>87</numero>
<issue>87</issue>
<page-range>474-83</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>[14]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Faimon]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Stelcl]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Sas]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Anthropogenic CO2-flux into cave atmosphere and its environmental impact: a case study in the Cisa&#345;ská Cave (Moravian Karst, Czech Republic)]]></article-title>
<source><![CDATA[Science of the Total Environment]]></source>
<year>2006</year>
<numero>369</numero>
<issue>369</issue>
<page-range>231-45</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>[15]</label><nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kermode]]></surname>
<given-names><![CDATA[L.O.]]></given-names>
</name>
</person-group>
<source><![CDATA[Cave corrosion by tourists: cave management in Australia]]></source>
<year>1979</year>
<conf-name><![CDATA[ 3rdAustralian Conference on Cave Tourism and Management]]></conf-name>
<conf-loc>Mt. Gambier, South Australia </conf-loc>
<page-range>97-104</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>[16]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lario]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Moral]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Cañaveras]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Cuezva]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Soler]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Radon continuous monitoring in Altamira Cave (northern Spain) to assess user&#8217;s annual effective dose]]></article-title>
<source><![CDATA[Journal of Environmental Radioactivity]]></source>
<year>2005</year>
<numero>80</numero>
<issue>80</issue>
<page-range>161-74</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>[17]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bahtijari]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Vaupotic]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Gregoric]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Stegnar]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Kobal]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Exposure to radon in the Gadime Cave, Kosovo]]></article-title>
<source><![CDATA[Journal of Environmental Radioactivity]]></source>
<year>2008</year>
<numero>99</numero>
<issue>99</issue>
<page-range>343-8</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>[18]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dumitru]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Onac]]></surname>
<given-names><![CDATA[B.P.]]></given-names>
</name>
<name>
<surname><![CDATA[Fornós]]></surname>
<given-names><![CDATA[J.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Cosma]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Ginés]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ginés]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Merino]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Radon survey in caves from Mallorca Island, Spain]]></article-title>
<source><![CDATA[Science of the Total Environment]]></source>
<year>2015</year>
<numero>526</numero>
<issue>526</issue>
<page-range>196-203</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>[19]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gillmore]]></surname>
<given-names><![CDATA[G.K.]]></given-names>
</name>
<name>
<surname><![CDATA[Sperrin]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Phillips]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Denman]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Radon hazards, geology and exposure of cave users: a case study and some theoretical perspectives]]></article-title>
<source><![CDATA[Ecotoxicology and Environmental Safety]]></source>
<year>2000</year>
<numero>46</numero>
<issue>46</issue>
<page-range>279-88</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>[20]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sperrin]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Denman]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Phillips]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estimating the dose from radon to recreational cave users in the Mendips, UK]]></article-title>
<source><![CDATA[Journal of Environmental Radioactivity]]></source>
<year>2000</year>
<numero>49</numero>
<issue>49</issue>
<page-range>235-40</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>[21]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bruzzone]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Bussallino]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Castello]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Maggiolo]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Rossi]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Measurement of the concentration of radon gas in the Toirano's caves (Liguria)]]></article-title>
<source><![CDATA[Annali di Chimica]]></source>
<year>2006</year>
<numero>96</numero>
<issue>96</issue>
<page-range>515-24</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>[22]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tchorz-Trzeciakiewicz]]></surname>
<given-names><![CDATA[D.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Parkitny]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Radon as a tracer of daily, seasonal and spatial air movements in the Underground Tourist Route "Coal Mine" (SW Poland)]]></article-title>
<source><![CDATA[Journal of Environmental Radioactivity]]></source>
<year>2015</year>
<numero>149</numero>
<issue>149</issue>
<page-range>90-8</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>[23]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Edwards]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Llurdés]]></surname>
<given-names><![CDATA[J.C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Mines and quarries: industrial heritage tourism]]></article-title>
<source><![CDATA[Annals of Tourism Research]]></source>
<year>1996</year>
<numero>23</numero>
<issue>23</issue>
<page-range>341-63</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>[24]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ferrero]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Giardino]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Lozar]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Lozar]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Giordano]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Belluso]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Perotti]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Geodiversity action plans for the enhancement of geoheritage in the Piemonte region (north-western Italy)]]></article-title>
<source><![CDATA[Annals of Geophysics]]></source>
<year>2012</year>
<numero>55</numero>
<issue>55</issue>
<page-range>487-95</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>[25]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sondag]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[van Ruymbeke]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Soubiès]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Santos]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Somerhausen]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Seidel]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Boggiani]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Monitoring present day climatic conditions in tropical caves using an Environmental Data Acquisition System (EDAS)]]></article-title>
<source><![CDATA[Journal of Hydrology]]></source>
<year>2003</year>
<numero>273</numero>
<issue>273</issue>
<page-range>103-18</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>[26]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Orellana]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Bregt]]></surname>
<given-names><![CDATA[A.K.]]></given-names>
</name>
<name>
<surname><![CDATA[Ligtenberg]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Wachowicz]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Exploring visitor movement patterns in natural recreational areas]]></article-title>
<source><![CDATA[Tourism Management]]></source>
<year>2012</year>
<numero>33</numero>
<issue>33</issue>
<page-range>672-82</page-range></nlm-citation>
</ref>
<ref id="B27">
<label>[27]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Versichele]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[de Groote]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Claeys Bouuaert]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Neutens]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Moerman]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Van de Weghe]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pattern mining in tourist attraction visits through association rule learning on Bluetooth tracking data: a case study of Ghent, Belgium]]></article-title>
<source><![CDATA[Tourism Management]]></source>
<year>2014</year>
<numero>44</numero>
<issue>44</issue>
<page-range>67-81</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>[28]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cronbach]]></surname>
<given-names><![CDATA[L.J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Coefficient alpha and the internal structure of tests]]></article-title>
<source><![CDATA[Psychometrika]]></source>
<year>1951</year>
<volume>16</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>297-334</page-range></nlm-citation>
</ref>
<ref id="B29">
<label>[29]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Green]]></surname>
<given-names><![CDATA[S.B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Coefficient alpha: a reliability coefficient for the 21st century?]]></article-title>
<source><![CDATA[Journal of Psychoeducational Assessement]]></source>
<year>2011</year>
<numero>29</numero>
<issue>29</issue>
<page-range>377-92</page-range></nlm-citation>
</ref>
<ref id="B30">
<label>[30]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sanmiquel]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Rossell]]></surname>
<given-names><![CDATA[J.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Vintró]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Freijo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Influence of occupational safety management on the incidence rate of occupational accidents in the Spanish industrial and ornamental stone mining]]></article-title>
<source><![CDATA[Work]]></source>
<year>2014</year>
<volume>49</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>307-14</page-range></nlm-citation>
</ref>
<ref id="B31">
<label>[31]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lobo]]></surname>
<given-names><![CDATA[A.S.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Trajano]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Marinho]]></surname>
<given-names><![CDATA[M. de A.]]></given-names>
</name>
<name>
<surname><![CDATA[Bichuette]]></surname>
<given-names><![CDATA[M.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Scaleante]]></surname>
<given-names><![CDATA[J.A.B.]]></given-names>
</name>
<name>
<surname><![CDATA[Scaleante]]></surname>
<given-names><![CDATA[O.A.F.]]></given-names>
</name>
<name>
<surname><![CDATA[Rocha]]></surname>
<given-names><![CDATA[B.N.]]></given-names>
</name>
<name>
<surname><![CDATA[Laterza]]></surname>
<given-names><![CDATA[F.V.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Projection of tourist scenarios onto fragility maps: framework for determination of provisional tourist carrying capacity in a Brazilian show cave]]></article-title>
<source><![CDATA[Tourism Management]]></source>
<year>2013</year>
<numero>35</numero>
<issue>35</issue>
<page-range>234-43</page-range></nlm-citation>
</ref>
<ref id="B32">
<label>[32]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lobo]]></surname>
<given-names><![CDATA[A.S.L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Tourist carrying capacity of Santana cave (PETAR-SP, Brazil): a new method based on a critical atmospheric parameter]]></article-title>
<source><![CDATA[Tourism Management Perspectives]]></source>
<year>2015</year>
<numero>16</numero>
<issue>16</issue>
<page-range>67-75</page-range></nlm-citation>
</ref>
<ref id="B33">
<label>[33]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gosar]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[&#352;ebela]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Ko&#353;&#357;ák]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Stemberk]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[On the state of the TM 71 extensometer monitoring in Slovenia: seven years of micro-tectonic displacement measurements]]></article-title>
<source><![CDATA[Acta Geodynamica et Geomaterialia]]></source>
<year>2011</year>
<numero>8</numero>
<issue>8</issue>
<page-range>389-402</page-range></nlm-citation>
</ref>
<ref id="B34">
<label>[34]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Klime&#353;]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Rowberry]]></surname>
<given-names><![CDATA[M.D.]]></given-names>
</name>
<name>
<surname><![CDATA[Blahut]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Briestenský]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Hartvich]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Ko&#353;&#357;ák]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Rybá&#345;]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Stemberk]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[&#352;t&#283;pan&#269;íková]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The monitoring of slow-moving landslides and assessment of stabilization measures using an optical-mechanical crack gauge]]></article-title>
<source><![CDATA[Landslides]]></source>
<year>2012</year>
<numero>9</numero>
<issue>9</issue>
<page-range>407-15</page-range></nlm-citation>
</ref>
<ref id="B35">
<label>[35]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cardiff]]></surname>
<given-names><![CDATA[S.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Ratrimomanarivo]]></surname>
<given-names><![CDATA[F.H.]]></given-names>
</name>
<name>
<surname><![CDATA[Goodman]]></surname>
<given-names><![CDATA[S.M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The effect of tourist visits on the behavior of Rousettus madagascariensis (Chiroptera: Pteropodidae) in the Caves of Ankarana, Northern Madagascar]]></article-title>
<source><![CDATA[Acta Chiropterologica]]></source>
<year>2012</year>
<numero>14</numero>
<issue>14</issue>
<page-range>479-90</page-range></nlm-citation>
</ref>
<ref id="B36">
<label>[36]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Merritt]]></surname>
<given-names><![CDATA[D.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Clarke]]></surname>
<given-names><![CDATA[A.K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The impact of cave lighting on the bioluminescent display of the Tasmanian glow-worm Arachnocampa tasmaniensis]]></article-title>
<source><![CDATA[J. Insect Conserv.]]></source>
<year>2013</year>
<numero>17</numero>
<issue>17</issue>
<page-range>147-53</page-range></nlm-citation>
</ref>
<ref id="B37">
<label>[37]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Piano]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Bona]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Falasco]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[La Morgia]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Badino]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Isaia]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Environmental drivers of phototrophic biofilms in an Alpine show cave (SW-Italian Alps)]]></article-title>
<source><![CDATA[Science of the Total Environment]]></source>
<year>2016</year>
<numero>536</numero>
<issue>536</issue>
<page-range>1007-18</page-range></nlm-citation>
</ref>
<ref id="B38">
<label>[38]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bourges]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Genthon]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Genty]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Lorblanchet]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Mauduit]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[D&#8217;Hulst]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Conservation of prehistoric caves and stability of their inner climate: Lessons from Chauvet and other French caves]]></article-title>
<source><![CDATA[Science of the Total Environment]]></source>
<year>2014</year>
<numero>493</numero>
<issue>493</issue>
<page-range>79-91</page-range></nlm-citation>
</ref>
<ref id="B39">
<label>[39]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Urban]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Caves and karst sites of Poland as a contribution to geological heritage of Central Europe]]></article-title>
<source><![CDATA[Polish Geological Institute Special Papers]]></source>
<year>2004</year>
<numero>13</numero>
<issue>13</issue>
<page-range>89-96</page-range></nlm-citation>
</ref>
<ref id="B40">
<label>[40]</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Carrasco-Galán]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Alarcón-Rojas]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Albuerne-Pérez]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández-Bustillo]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández-Vilas]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[García-García]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Madera-García]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Manual de ventilación de minas y obras subterráneas]]></source>
<year>2011</year>
<publisher-loc><![CDATA[Madrid ]]></publisher-loc>
<publisher-name><![CDATA[Aitemin Centro Tecnológico]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B41">
<label>[41]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hedlund]]></surname>
<given-names><![CDATA[F.H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The extreme carbon dioxide outburst at the Menzengraben potash mine 7 July 1953]]></article-title>
<source><![CDATA[Safety Science]]></source>
<year>2012</year>
<numero>50</numero>
<issue>50</issue>
<page-range>537-53</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
