<?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>S0012-73532019000400258</article-id>
<article-id pub-id-type="doi">10.15446/dyna.v86n211.81821</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Socioeconomic strata as proxy variable for household income in transportation research. Evaluation for Bogotá, Medellín, Cali and Barranquilla]]></article-title>
<article-title xml:lang="es"><![CDATA[Estrato socioeconómico como variable sustituta del ingreso del hogar en la investigación de transporte. Evaluación para Bogotá, Medellín, Cali y Barranquilla]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cantillo-García]]></surname>
<given-names><![CDATA[Victor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guzman]]></surname>
<given-names><![CDATA[Luis A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arellana]]></surname>
<given-names><![CDATA[Julian]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de los Andes Grupo de Estudios en Sostenibilidad Urbana y Regional - SUR ]]></institution>
<addr-line><![CDATA[Bogotá D.C ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad del Norte Departamento de Ingeniería Civil y Ambiental ]]></institution>
<addr-line><![CDATA[Barranquilla ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<volume>86</volume>
<numero>211</numero>
<fpage>258</fpage>
<lpage>267</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0012-73532019000400258&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0012-73532019000400258&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0012-73532019000400258&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In Colombia, a socioeconomic stratification (SES) system of households based on the physical characteristics of the dwelling and its surroundings is implemented in order to set subsidies to public services. Many studies use this classification as a proxy variable for the household income, mainly because of the ease to retrieve data. This investigation proposes an evaluation of the SES as an explanatory variable for the household income. Ordered logit regressions were estimated for the cities of Bogotá, Medellín, Cali and Barranquilla, where the dependent variable corresponds to the SES. Even though there is a positive correlation between SES and household income, the relation depends on certain characteristics of the household as it size, vehicle availability and percentage of workers and students. The results were validated by comparing trip generation models. By including the significant attributes from the ordinal regressions, trip generation models with income and SES had similar fit, which suggests that using the SES as a proxy variable for the income, might be appropriate as long as their correspondence is checked according to household characteristics.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen En Colombia se ha desarrollado un sistema de estratificación de viviendas basado en las características físicas del inmueble y su entorno, con el fin de establecer tarifas diferenciales a servicios públicos. Diversos estudios de transporte usan esta clasificación como variable sustituta del ingreso del hogar debido a la facilidad relativa para obtener dicha información. Este artículo realiza una evaluación del estrato como variable explicativa del ingreso del hogar desde la perspectiva de estudios de transporte. Se estimaron modelos de regresión logit ordinal para Bogotá, Medellín, Cali y Barranquilla, usando el ingreso como variable dependiente y el estrato del hogar como variable independiente. Se encontró que a pesar de que existe una correlación positiva entre el estrato y los ingresos del hogar, esta relación depende de ciertas características del hogar como su tamaño, la disponibilidad de vehículo y la proporción de trabajadores y estudiantes. Estos resultados se validaron mediante la comparación de modelos de generación de viajes por hogar. Al incluir los atributos significativos de las regresiones ordinales, se obtienen ajustes similares para modelos de generación de viajes con ingreso y estrato, lo que indica que usar el estrato como sustituto del ingreso puede ser adecuado, siempre y cuando se controle previamente la correspondencia entre las variables de las características del hogar.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[socioeconomic strata]]></kwd>
<kwd lng="en"><![CDATA[household income]]></kwd>
<kwd lng="en"><![CDATA[Colombia]]></kwd>
<kwd lng="en"><![CDATA[transport models]]></kwd>
<kwd lng="en"><![CDATA[ordered logit]]></kwd>
<kwd lng="es"><![CDATA[estratos socioeconómicos]]></kwd>
<kwd lng="es"><![CDATA[ingresos del hogar]]></kwd>
<kwd lng="es"><![CDATA[Colombia]]></kwd>
<kwd lng="es"><![CDATA[modelos de transporte]]></kwd>
<kwd lng="es"><![CDATA[logit ordinal]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>[1]</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ortuzar]]></surname>
<given-names><![CDATA[J.D.]]></given-names>
</name>
<name>
<surname><![CDATA[Willumsen]]></surname>
<given-names><![CDATA[L.G]]></given-names>
</name>
</person-group>
<source><![CDATA[Modelling Transport]]></source>
<year>2011</year>
<edition>4</edition>
<publisher-loc><![CDATA[Oxford, England ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B2">
<label>[2]</label><nlm-citation citation-type="">
<collab>Departamento Administrativo Nacional de Estadística (DANE)</collab>
<source><![CDATA[Metodología de estratificación socioeconómica urbana para servicios públicos domiciliarios. Enfoque conceptual]]></source>
<year>2015</year>
<publisher-loc><![CDATA[Bogotá, Colombia ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B3">
<label>[3]</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Alzate]]></surname>
<given-names><![CDATA[M.C]]></given-names>
</name>
</person-group>
<source><![CDATA[La estratificación socioeconómica para el cobro de los servicios públicos domiciliarios en Colombia ¿Solidaridad o focalización?]]></source>
<year>2006</year>
<publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B4">
<label>[4]</label><nlm-citation citation-type="">
<collab>Departamento Nacional de Planeación (DNP)</collab>
<source><![CDATA[Evaluación de la estratificación socioeconómica como instrumento de clasificación de los usuarios y herramienta de asignación de subsidios a los servicios públicos domiciliarios]]></source>
<year>2008</year>
<publisher-loc><![CDATA[Bogotá, Colombia ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B5">
<label>[5]</label><nlm-citation citation-type="">
<collab>Secretaría Distrital de Planeación</collab>
<source><![CDATA[La estratificación en Bogotá: Impacto social y alternativas para asignar subsidios]]></source>
<year>2016</year>
<publisher-loc><![CDATA[Bogotá, Colombia ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B6">
<label>[6]</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sepulveda]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Lopez]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Gallego]]></surname>
<given-names><![CDATA[J.M]]></given-names>
</name>
<name>
<surname><![CDATA[Acosta]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Bernal]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Bonilla]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Tejedor]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Sepulveda]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Lopez]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Gallego]]></surname>
<given-names><![CDATA[J.M]]></given-names>
</name>
</person-group>
<source><![CDATA[Los límites de la estratificación, en busca de alternativas]]></source>
<year>2014</year>
<edition>1</edition>
<publisher-loc><![CDATA[Bogotá, Colombia ]]></publisher-loc>
<publisher-name><![CDATA[Editorial Universidad del Rosario]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<label>[7]</label><nlm-citation citation-type="">
<collab>Econometría S.A</collab>
<source><![CDATA[Revisión de la metodología de estratificación socioeconómica de Santa Fe de Bogotá]]></source>
<year>1999</year>
<publisher-loc><![CDATA[Bogotá, Colombia ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B8">
<label>[8]</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bogliacino]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Jimenez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Reyes]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<source><![CDATA[Identificar la incidencia de la estratificación socioeconómica urbana sobre la segregación de los hogares Bogotános]]></source>
<year>2015</year>
<volume>24</volume>
<publisher-name><![CDATA[Investigaciones y Productos CID]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<label>[9]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bocarejo]]></surname>
<given-names><![CDATA[J.P.]]></given-names>
</name>
<name>
<surname><![CDATA[Oviedo]]></surname>
<given-names><![CDATA[D.R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Transport accessibility and social inequities: a tool for identification of mobility needs and evaluation of transport investments]]></article-title>
<source><![CDATA[Journal of Transport Geography]]></source>
<year>2012</year>
<volume>24</volume>
<page-range>142-54</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[Marquet]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Bedoya]]></surname>
<given-names><![CDATA[V.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Miralles-Guasch]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Local accessibility inequalities and willingness to walk in Latin-American cities: Findings from Medellín, Colombia]]></article-title>
<source><![CDATA[International Journal of Sustainable Transportation]]></source>
<year>2016</year>
<volume>11</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>186-96</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>[11]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Delmelle]]></surname>
<given-names><![CDATA[E.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Casas]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluating the spatial equity of bus rapid transit-based accessibility patterns in a developing country: the case of Cali, Colombia]]></article-title>
<source><![CDATA[Transport Policy]]></source>
<year>2012</year>
<volume>20</volume>
<page-range>36-46</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>[12]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Guzman]]></surname>
<given-names><![CDATA[L.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Bocarejo]]></surname>
<given-names><![CDATA[J.P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Urban form and spatial urban equity in Bogotá, Colombia]]></article-title>
<source><![CDATA[Transportation Research Procedia]]></source>
<year>2017</year>
<volume>25</volume>
<page-range>4491-506</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>[13]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Guzman]]></surname>
<given-names><![CDATA[L.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Oviedo]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Accessibility, affordability and equity: Assessing &#8220;pro-poor&#8221; public transport subsidies in Bogotá]]></article-title>
<source><![CDATA[Transport Policy]]></source>
<year>2018</year>
<volume>68</volume>
<page-range>37-51</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[Arellana]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Daly]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hess]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[de Dios-Ortúzar]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Rizzi]]></surname>
<given-names><![CDATA[L.I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Development of surveys for study of departure time choice: two-stage approach to efficient design]]></article-title>
<source><![CDATA[Transportation Research Record]]></source>
<year>2012</year>
<volume>2303</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>9-18</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>[15]</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Larrañaga]]></surname>
<given-names><![CDATA[A.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Rizzi]]></surname>
<given-names><![CDATA[L.I.]]></given-names>
</name>
<name>
<surname><![CDATA[Arellana]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Strambi]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Cybis]]></surname>
<given-names><![CDATA[H.B.B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Influence of built environment and travel attitudes on walking: a case study of Porto Alegre, Brazil]]></article-title>
<source><![CDATA[International Journal of Sustainable Transportation]]></source>
<year>2016</year>
<volume>10</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>332-42</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[Jara-Díaz]]></surname>
<given-names><![CDATA[S.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Ortúzar]]></surname>
<given-names><![CDATA[J. de D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Introducing the expenditure rate in the estimation of mode choice models]]></article-title>
<source><![CDATA[Journal of Transport Economics and Policy]]></source>
<year>1989</year>
<volume>23</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>293-308</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[Amador]]></surname>
<given-names><![CDATA[F.J.]]></given-names>
</name>
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[R.M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[On confounding preference heterogeneity and income effect in discrete choice models]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Ortúzar]]></surname>
<given-names><![CDATA[J. de D]]></given-names>
</name>
</person-group>
<source><![CDATA[Networks and Spatial Economics]]></source>
<year>2008</year>
<volume>8</volume>
<numero>2-3</numero>
<issue>2-3</issue>
<page-range>97-108</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[Oviedo-Hernandez]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Titheridge]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Mobilities of the periphery: informality, access and social exclusion in the urban fringe in Colombia]]></article-title>
<source><![CDATA[Journal of Transport Geography]]></source>
<year>2016</year>
<volume>55</volume>
<page-range>152-64</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[Teunissen]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Sarmiento]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Zuidgeest]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Brussel]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Mapping equality in access: the case of Bogotá&#8217;s sustainable transportation initiatives]]></article-title>
<source><![CDATA[International Journal of Sustainable Transportation]]></source>
<year>2015</year>
<volume>9</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>457-67</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[Munoz-Raskin]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Walking accessibility to bus rapid transit: does it affect property values?. The case of Bogotá, Colombia]]></article-title>
<source><![CDATA[Transport Policy]]></source>
<year>2010</year>
<volume>17</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>72-84</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[Jaramillo]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Lizárraga]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Grindlay]]></surname>
<given-names><![CDATA[A.L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Spatial disparity in transport social needs and public transport provision in Santiago de Cali (Colombia)]]></article-title>
<source><![CDATA[Journal of Transport Geography]]></source>
<year>2012</year>
<volume>24</volume>
<page-range>340-57</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[Márquez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Días]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ortiz]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Central]]></surname>
<given-names><![CDATA[U]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Transferibilidad geográfica de modelos de generación de viajes urbanos: comparación de modelos de regresión y tasas de viajes para algunas ciudades colombianas]]></article-title>
<source><![CDATA[Ingeniería y Desarrollo]]></source>
<year>2016</year>
<volume>34</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>225-47</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[Ramos]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Cantillo]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Arellana]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Sarmiento]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[From restricting the use of cars by license plate numbers to congestion charging: Analysis for Medellín, Colombia]]></article-title>
<source><![CDATA[Transport Policy]]></source>
<year>2017</year>
<volume>60</volume>
<page-range>119-30</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[Cantillo]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Arellana]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Rolong]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Modelling pedestrian crossing behaviour in urban roads: a latent variable approach. Transportation Research Part F]]></article-title>
<source><![CDATA[Traffic Psychology and Behaviour]]></source>
<year>2015</year>
<volume>32</volume>
<page-range>56-67</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[Delgado-Lindeman]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Arellana]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Cantillo]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Willingness to pay functions for emergency ambulance services]]></article-title>
<source><![CDATA[Journal of Choice Modelling]]></source>
<year>2019</year>
<volume>30</volume>
<page-range>28-37</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[McCullagh]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Regression models for ordinal data]]></article-title>
<source><![CDATA[Journal of the Royal Statistical Society]]></source>
<year>1964</year>
<volume>26</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>211-52</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
