<?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>0122-5383</journal-id>
<journal-title><![CDATA[CT&F - Ciencia, Tecnología y Futuro]]></journal-title>
<abbrev-journal-title><![CDATA[C.T.F Cienc. Tecnol. Futuro]]></abbrev-journal-title>
<issn>0122-5383</issn>
<publisher>
<publisher-name><![CDATA[Instituto Colombiano del Petróleo (ICP) - ECOPETROL S.A.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0122-53832024000200005</article-id>
<article-id pub-id-type="doi">10.29047/01225383.722</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[ESTIMATION OF THE REDUCTION OF PRODUCED WATER DISCHARGE THROUGH THE APPLICATION OF RELATIVE PERMEABILITY MODIFIER]]></article-title>
<article-title xml:lang="es"><![CDATA[ESTIMACIÓN DE LA REDUCCIÓN EN LOS VERTIMIENTOS DE AGUAS DE PRODUCCIÓN MEDIANTE LA APLICACIÓN DE TRATAMIENTOS MODIFICADORES DE PERMEABILIDAD RELATIVA]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Lopez]]></surname>
<given-names><![CDATA[Raúl-Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santos-Santos]]></surname>
<given-names><![CDATA[Nicolás]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carrillo-Moreno]]></surname>
<given-names><![CDATA[Luis-Felipe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres-Doria.]]></surname>
<given-names><![CDATA[Luis-Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Industrial de Santander  ]]></institution>
<addr-line><![CDATA[Bucaramanga ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2024</year>
</pub-date>
<volume>14</volume>
<numero>2</numero>
<fpage>5</fpage>
<lpage>14</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0122-53832024000200005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0122-53832024000200005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0122-53832024000200005&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The management of produced water is a significant environmental challenge, particularly considering the goal to achieve 'Water Neutrality' by 2045, which requires the entire elimination of discharges into water bodies. In Colombia, discharged water currently accounts for over 30% of total water production, approximately 80 million m3, which adversely affect various ecosystems. Moreover, the economic implications are substantial, as each barrel of produced water represents a significant quantity of unextracted oil, impacting the fields' profitability. To address this issue, various stimulation methods have been used to mitigate water production. This study is intended to assess the efficacy of these techniques in reducing water production and improving environmental management. The Universidad Industrial de Santander, through its specialized services to the hydrocarbon industry, has conducted numerous assessments of relative permeability modifier (RPM) treatments across diverse scenarios and conditions. These evaluations have revealed high reduction in water permeabilities of up to 90%, effectively curbing water contributions from producer wells. This approach not only yields tangible benefits for companies by averting treatment costs, but also translates into environmental benefits through reduced water discharge. In this study, we leverage this expertise to assess the potential impact of RPM treatments on water production. By analyzing changes in relative permeability curves via reservoir simulation, we aim to estimate the prospective decrease in water production and, consequently, the reduction in oil industry discharges in Colombia prior to a widespread implementation of this technique.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La gestión del agua producida presenta un desafío ambiental significativo, particularmente a la luz del objetivo de lograr la 'Agua Nutralidad' para el año 2045, lo que requiere la eliminación completa de las descargas en cuerpos de agua. En Colombia, el agua descargada representa actualmente más del 30% de la producción total de agua, aproximadamente 80 millones de m3, afectando adversamente a diversos ecosistemas. Además, las implicaciones económicas son sustanciales, ya que cada barril de agua producida representa una cantidad notable de petróleo no extraído, impactando la rentabilidad del campo. Para abordar este problema, se han empleado varios métodos de estimulación para mitigar la producción de agua. Este estudio tiene como objetivo evaluar la eficacia de estas técnicas en la reducción de la producción de agua y la mejora de la gestión ambiental. La Universidad Industrial de Santander, a través de sus servicios especializados para la industria de hidrocarburos, ha realizado numerosas evaluaciones de tratamientos modificadores de permeabilidad relativa (RPM) en diversos escenarios y condiciones, Estas evaluaciones han revelado reducciones notables en las permeabilidades al agua de hasta un 90%, frenando eficazmente las contribuciones de agua en los pozos de producción. Este enfoque no solo produce beneficios tangibles para las empresas al evitar costos de tratamiento, sino que también se traduce en ventajas ambientales a través de la reducción de la descarga de agua. En este estudio, aprovechamos esta experiencia para evaluar el impacto potencial de los tratamientos RPM en la producción de agua. Mediante el análisis de los cambios en las curvas de permeabilidad relativa a través de simulación de yacimientos, buscamos estimar la posible disminución en la producción de agua y, consecuentemente, la reducción en las descargas de la industria petrolera en Colombia antes de la implementación generalizada de esta técnica.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Relative Permeability Modifiers]]></kwd>
<kwd lng="en"><![CDATA[production water discharges]]></kwd>
<kwd lng="es"><![CDATA[Modificadores de permeabilidad relativa]]></kwd>
<kwd lng="es"><![CDATA[vertimientos de aguas de producción]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ahmed]]></surname>
<given-names><![CDATA[A. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Saaid]]></surname>
<given-names><![CDATA[I. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sambo]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Shafian]]></surname>
<given-names><![CDATA[S. R. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Hamza]]></surname>
<given-names><![CDATA[M. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Experimental investigation and numerical simulation of relative permeability modifiers during water shut-off]]></article-title>
<source><![CDATA[Geoenergy Science and Engineering]]></source>
<year>2023</year>
<volume>230</volume>
<page-range>212095</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Alfarge]]></surname>
<given-names><![CDATA[D. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Wei]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Bai]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Numerical simulation study of factors affecting relative permeability modification for water-shutoff treatments]]></article-title>
<source><![CDATA[Fuel]]></source>
<year>2017</year>
<volume>207</volume>
<page-range>226239</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Al-Azmi]]></surname>
<given-names><![CDATA[A. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Abdul-Aziz]]></surname>
<given-names><![CDATA[W. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Yaqout]]></surname>
<given-names><![CDATA[T. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Polymer Water Shut-Off Design and Efficiency Evaluation Based on Experimental Studies]]></source>
<year>2023</year>
<month>,</month>
<conf-name><![CDATA[ SPE International Conference on Oilfield Chemistry]]></conf-name>
<conf-loc> </conf-loc>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Al-Taq]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Alrustum]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Alfakher]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Ibrahim]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Relative Permeability Modifiers as a Chemical Means to Control Water Production in Oil and Gas Reservoirs]]></source>
<year>2021</year>
<month>,</month>
<conf-name><![CDATA[ SPE Middle East Oil and Gas Show and Conference]]></conf-name>
<conf-loc> </conf-loc>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Al-Taq]]></surname>
<given-names><![CDATA[A. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Nasr-El-Din]]></surname>
<given-names><![CDATA[H. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Saudi]]></surname>
<given-names><![CDATA[M. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sierra]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Potential Damage Due to Relative Permeability Modifiers: Laboratory Studies and A Case History]]></source>
<year>2008</year>
<month>,</month>
<conf-name><![CDATA[ International Conference and Exhibition on Formation Damage Control]]></conf-name>
<conf-loc> </conf-loc>
<page-range>SPE-112458</page-range><publisher-name><![CDATA[SPE]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Barrufet]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ali]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Modification of relative permeability curves by polymer adsorption]]></source>
<year>1994</year>
<month>,</month>
<conf-name><![CDATA[ Latin America and Caribbean Petroleum Engineering Conference]]></conf-name>
<conf-loc> </conf-loc>
<page-range>SPE-27015</page-range><publisher-name><![CDATA[SPE]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Botermans]]></surname>
<given-names><![CDATA[C. W.]]></given-names>
</name>
<name>
<surname><![CDATA[van Batenburg]]></surname>
<given-names><![CDATA[D. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Bruining]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Relative permeability modifiers: myth or reality]]></source>
<year>2001</year>
<month>,</month>
<conf-name><![CDATA[ European Formation Damage Conference and Exhibition]]></conf-name>
<conf-loc> </conf-loc>
<page-range>SPE-68973</page-range><publisher-name><![CDATA[SPE]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cardenas]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Ariza]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Patiño]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Jaimes]]></surname>
<given-names><![CDATA[M. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Prada]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Galvis]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Nano Relative Permeability Modifier (NanoRPM): A Promising Solution for Water Control in Colombian Oilfields]]></source>
<year>2024</year>
<month>,</month>
<conf-name><![CDATA[ International Conference and Exhibition on Formation Damage Control]]></conf-name>
<conf-loc> </conf-loc>
<page-range>D021S009R001</page-range><publisher-name><![CDATA[SPE]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Diaz]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Castillo]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Villa]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Sanchez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Mucci]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Robles]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Peacock]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Fracture conformance treatments using RPM: efficiency and durability evaluation]]></source>
<year>2009</year>
<month>,</month>
<conf-name><![CDATA[ Latin America and Caribbean Petroleum Engineering Conference]]></conf-name>
<conf-loc> </conf-loc>
<page-range>SPE-122913</page-range><publisher-name><![CDATA[SPE]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="">
<collab>Ecopetrol</collab>
<source><![CDATA[Portal, Eficiencia operativa en el manejo del agua]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Escobar Acosta]]></surname>
<given-names><![CDATA[V. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez Rosero]]></surname>
<given-names><![CDATA[O. I.]]></given-names>
</name>
<name>
<surname><![CDATA[Restrepo]]></surname>
<given-names><![CDATA[D. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Lopera]]></surname>
<given-names><![CDATA[S. H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Nueva metodología de laboratorio para evaluar la efectividad de tratamientos de permeabilidad relativa. Energética]]></source>
<year>2004</year>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="">
<collab>Grupo Ecopetrol</collab>
<source><![CDATA[Informe Integrado de Gestión]]></source>
<year>2022</year>
<volume>2022</volume>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mesa]]></surname>
<given-names><![CDATA[S. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Orjuela]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez]]></surname>
<given-names><![CDATA[A. T. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Herrera]]></surname>
<given-names><![CDATA[J. A. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Revisión del panorama actual del manejo de agua de producción en la industria petrolera colombiana]]></article-title>
<source><![CDATA[Gestión y Ambiente]]></source>
<year>2018</year>
<volume>21</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>87-98</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ortega]]></surname>
<given-names><![CDATA[G. E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Evaluación de un modificador de permeabilidad relativa (MPR)]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Peano]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramirez]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Eoff]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Dalrymple]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<source><![CDATA[Reducing Water Production from Fractured Wells in the Cuenca de Burgos Field of Mexico]]></source>
<year>2007</year>
<month>,</month>
<conf-name><![CDATA[ XIITechnical Colombian Petroleum Congress]]></conf-name>
<conf-loc> </conf-loc>
<page-range>23-6</page-range><publisher-loc><![CDATA[Bogota, Colombia ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Portwood]]></surname>
<given-names><![CDATA[J. T.]]></given-names>
</name>
</person-group>
<source><![CDATA[The Kansas Arbuckle formation: performance evaluation and lessons learned from more than 200 polymer-gel water-shutoff treatments]]></source>
<year>2005</year>
<month>,</month>
<conf-name><![CDATA[ Oklahoma City Oil and Gas Symposium/Production and Operations Symposium]]></conf-name>
<conf-loc> </conf-loc>
<page-range>SPE-94096</page-range><publisher-name><![CDATA[SPE]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Prada]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Revisión de las tecnologías para el tratamiento de aguas de producción petrolera para su aprovechamiento en el riego de cultivos]]></source>
<year>2021</year>
<publisher-name><![CDATA[Fundación Universidad de América]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Prado]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Reyna]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Rauseo]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Ferreira]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<source><![CDATA[Evaluation of the effect of oil viscosity on the disproportionate permeability reduction of a polymeric gel used for controlling excess water production]]></source>
<year>2009</year>
<month>,</month>
<page-range>SPE-121499</page-range><publisher-name><![CDATA[SPE]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rodriguez]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Duarte]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Martinez]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[León]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ortega]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Lastre]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Navarro]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Selective Stimulation and Water Control in High-Water-Cut Wells: Case Histories from Upper Magdalena Valley Basin in Colombia]]></source>
<year>2011</year>
<month>,</month>
<conf-name><![CDATA[ European Formation Damage Conference and Exhibition]]></conf-name>
<conf-loc> </conf-loc>
<page-range>SPE-144803</page-range><publisher-name><![CDATA[SPE]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Salman Hayatullah]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ridwan]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Raihan]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Meifresia]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Kurniawan]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Napitupulu]]></surname>
<given-names><![CDATA[B. H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Relative permeability modifier (RPM) as chemical diverter in bullhead matrix acidizing treatment]]></source>
<year>2015</year>
<month>,</month>
<conf-name><![CDATA[ Asia Pacific Oil and Gas Conference and Exhibition]]></conf-name>
<conf-loc> </conf-loc>
<page-range>SPE-176100</page-range><publisher-name><![CDATA[SPE]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Seright]]></surname>
<given-names><![CDATA[R. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Liang]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Lindquist]]></surname>
<given-names><![CDATA[W. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Dunsmuir]]></surname>
<given-names><![CDATA[J. H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Characterizing disproportionate permeability reduction using synchrotron X-ray computed microtomography]]></article-title>
<source><![CDATA[SPE Reservoir Evaluation &amp; Engineering]]></source>
<year>2002</year>
<volume>5</volume>
<numero>05</numero>
<issue>05</issue>
<page-range>355-64</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vera-Parra]]></surname>
<given-names><![CDATA[N. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Marciales-Caro]]></surname>
<given-names><![CDATA[L. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Otero-Paternina]]></surname>
<given-names><![CDATA[A. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Cruz-Casallas]]></surname>
<given-names><![CDATA[P. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Velasco-Santamaría]]></surname>
<given-names><![CDATA[Y. M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impacto del agua asociada a la producción de una explotación petrolera sobre la comunidad fitoperifítica del rio Acacias (Meta, Colombia) durante la temporada de lluvias]]></article-title>
<source><![CDATA[Orinoquia]]></source>
<year>2011</year>
<volume>15</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>31-40</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhu]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Guo]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Gong]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Hu]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Synthesis and behavior evaluation of a relative permeability modifier]]></article-title>
<source><![CDATA[Journal of petroleum science and engineering]]></source>
<year>2011</year>
<volume>80</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>69-74</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
