<?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>1405-5546</journal-id>
<journal-title><![CDATA[Computación y Sistemas]]></journal-title>
<abbrev-journal-title><![CDATA[Comp. y Sist.]]></abbrev-journal-title>
<issn>1405-5546</issn>
<publisher>
<publisher-name><![CDATA[Instituto Politécnico Nacional, Centro de Investigación en Computación]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-55462012000100004</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[An Operational Approach for Implementing Normative Agents in Urban Wastewater Systems]]></article-title>
<article-title xml:lang="es"><![CDATA[Un enfoque operacional para implementar agentes normativos en sistemas urbanos de aguas residuales]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nieves]]></surname>
<given-names><![CDATA[Juan Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Garcia-Gasulla]]></surname>
<given-names><![CDATA[Dario]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aulinas]]></surname>
<given-names><![CDATA[Montse]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cortés]]></surname>
<given-names><![CDATA[Ulises]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universitat Politècnica de Catalunya Knowledge Engineering and Machine Learning grou ]]></institution>
<addr-line><![CDATA[Barcelona ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="A02">
<institution><![CDATA[,University of Girona Laboratory of Chemical and Environmental Engineering ]]></institution>
<addr-line><![CDATA[Girona ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2012</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2012</year>
</pub-date>
<volume>16</volume>
<numero>1</numero>
<fpage>27</fpage>
<lpage>42</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-55462012000100004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-55462012000100004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-55462012000100004&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Water quality management policies on a river basin scale are of special importance in order to prevent and/or reduce environmental pollution caused by human sources. Industrial effluents are a priority issue particularly in Urban Wastewater Systems (UWS) that receive mixed household and industrial wastewaters, apart from rainfall water. In this paper, we present an analysis and implementation of normative agents that capture concrete regulations of the Catalan pollution-prevention policies. The implementation of the normative agents is based on Situation Calculus.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Las políticas de gestión de la calidad del agua a nivel de cuenca hidrográfica son especialmente importantes para la prevención y/o reducción de la polución originada por el hombre en el medio ambiente. Los efluentes industriales son un elemento prioritario particularmente en los Sistemas Urbanos de Aguas Residuales (SUAR) que reciben mezcladas las aguas residuales provenientes de viviendas particulares y de industrias, así como el agua de lluvia. En este artículo, presentamos un análisis y una implementación de agentes normativos que capturan las regulaciones específicas de las políticas Catalanas de prevención de la polución. La implementación de los agentes normativos está basada en el Cálculo de Situaciones.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Rational agents]]></kwd>
<kwd lng="en"><![CDATA[environmental decision support systems]]></kwd>
<kwd lng="en"><![CDATA[practical normative reasoning]]></kwd>
<kwd lng="en"><![CDATA[situation calculus]]></kwd>
<kwd lng="es"><![CDATA[Agentes racionales]]></kwd>
<kwd lng="es"><![CDATA[sistemas de ayuda a la toma de decisiones]]></kwd>
<kwd lng="es"><![CDATA[razonamiento práctico normativos]]></kwd>
<kwd lng="es"><![CDATA[cálculo de situaciones]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[  	    <p align="justify"><font face="verdana" size="4">Art&iacute;culos</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="center"><font face="verdana" size="4"><b>An Operational Approach for Implementing Normative Agents in Urban Wastewater Systems</b></font></p>  	    <p align="center"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="center"><font face="verdana" size="3"><b>Un enfoque operacional para implementar agentes normativos en sistemas urbanos de aguas residuales</b></font></p>  	    <p align="center"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="center"><font face="verdana" size="2"><b>Juan Carlos Nieves<sup>1</sup>, Dario Garcia&#150;Gasulla<sup>1</sup>, Montse Aulinas<sup>2</sup>, and Ulises Cort&eacute;s<sup>1</sup></b></font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><i><sup>1</sup> Knowledge Engineering and Machine Learning group (KEMLg), Universitat Polit&egrave;cnica de Catalunya (UPC), Barcelona, Spain. Correo:</i> <a href="mailto:jcnieves@lsi.upc.edu">jcnieves@lsi.upc.edu</a>, <a href="mailto:dariog,ia@lsi.upc.edu">dariog,ia@lsi.upc.edu</a>.</font></p>  	    ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2"><i><sup>2</sup> Laboratory of Chemical and Environmental Engineering, University of Girona, Girona, Spain. Correo:</i> <a href="mailto:aulinas@lequia.udg.cat">aulinas@lequia.udg.cat</a>.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2">Article received on 27/03/2010.    <br> 	Accepted on 14/12/2010.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Abstract</b></font></p>  	    <p align="justify"><font face="verdana" size="2">Water quality management policies on a river basin scale are of special importance in order to prevent and/or reduce environmental pollution caused by human sources. Industrial effluents are a priority issue particularly in Urban Wastewater Systems (UWS) that receive mixed household and industrial wastewaters, apart from rainfall water. In this paper, we present an analysis and implementation of normative agents that capture concrete regulations of the Catalan pollution&#150;prevention policies. The implementation of the normative agents is based on Situation Calculus.</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Keywords:</b> Rational agents, environmental decision support systems, practical normative reasoning, situation calculus.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Resumen</b></font></p>  	    ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">Las pol&iacute;ticas de gesti&oacute;n de la calidad del agua a nivel de cuenca hidrogr&aacute;fica son especialmente importantes para la prevenci&oacute;n y/o reducci&oacute;n de la poluci&oacute;n originada por el hombre en el medio ambiente. Los efluentes industriales son un elemento prioritario particularmente en los Sistemas Urbanos de Aguas Residuales (SUAR) que reciben mezcladas las aguas residuales provenientes de viviendas particulares y de industrias, as&iacute; como el agua de lluvia. En este art&iacute;culo, presentamos un an&aacute;lisis y una implementaci&oacute;n de agentes normativos que capturan las regulaciones espec&iacute;ficas de las pol&iacute;ticas Catalanas de prevenci&oacute;n de la poluci&oacute;n. La implementaci&oacute;n de los agentes normativos est&aacute; basada en el C&aacute;lculo de Situaciones.</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Palabras clave:</b> Agentes racionales, sistemas de ayuda a la toma de decisiones, razonamiento pr&aacute;ctico normativos, c&aacute;lculo de situaciones.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><a href="/pdf/cys/v16n1/v16n1a4.pdf" target="_blank">DESCARGAR ART&Iacute;CULO EN FORMATO PDF</a></font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Acknowledgements</b></font></p>  	    <p align="justify"><font face="verdana" size="2">Numerous discussions with J. V&aacute;zquez&#150;Salceda helped us to clarify our ideas. This work has been partially supported by the FP7 European project ALIVE IST&#150;215890. The views expressed in this paper are not necessarily those of the ALIVE consortium.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>References</b></font></p>  	    <!-- ref --><p align="justify"><font face="verdana" size="2"><b>1. Aldewereld, H. (2007).</b> <i>Autonomy vs. Conformity: an Institutional Perspective on Norms and Protocols.</i> PhD thesis, Utrecht University, Utrecht, Netherlands.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=2055459&pid=S1405-5546201200010000400001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>  	    <!-- ref --><p align="justify"><font face="verdana" size="2"><b>2. Aulinas, M. 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