<?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>0188-4611</journal-id>
<journal-title><![CDATA[Investigaciones geográficas]]></journal-title>
<abbrev-journal-title><![CDATA[Invest. Geog]]></abbrev-journal-title>
<issn>0188-4611</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Instituto de Geografía]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0188-46111977000100002</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estudio geomorfológico del glacis de Buenavista, estado de Morelos]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortiz Pérez]]></surname>
<given-names><![CDATA[Mario Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Nacional Autónoma de México, Instituto de Geografía ]]></institution>
<addr-line><![CDATA[México Distrito Federal]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>1977</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>1977</year>
</pub-date>
<numero>8</numero>
<fpage>25</fpage>
<lpage>40</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-46111977000100002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-46111977000100002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-46111977000100002&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Se intenta explicar, mediante los cambios climáticos del cuaternario y con base en los principales rasgos geomorfológicos, el desarrollo evolutivo del glacis.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[An attempt to explain the development and evolution of the glacis is given on the basis of the main geomorphological characteristics linked to climatic changes during the quaternary.]]></p></abstract>
</article-meta>
</front><body><![CDATA[  	    <p align="center"><font face="verdana" size="4"><b>Estudio geomorfol&oacute;gico del glacis de Buenavista, estado de Morelos</b></font></p>  	    <p align="center"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="center"><font face="verdana" size="2"><b>Mario Arturo Ortiz P&eacute;rez*</b></font></p>  	    <p align="center"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2">* <i>Investigador del Instituto de Geograf&iacute;a de la UNAM.</i></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>  	    <p align="justify"><font face="verdana" size="2">Se intenta explicar, mediante los cambios clim&aacute;ticos del cuaternario y con base en los principales rasgos geomorfol&oacute;gicos, el desarrollo evolutivo del glacis.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2"><b>Abstract</b></font></p>  	    <p align="justify"><font face="verdana" size="2">An attempt to explain the development and evolution of the glacis is given on the basis of the main geomorphological characteristics linked to climatic changes during the quaternary.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><a href="/pdf/igeo/n8/n8a2.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>Referencias bibliogr&aacute;ficas</b></font></p>  	    <!-- ref --><p align="justify"><font face="verdana" size="2">Blissenbach, E. 1954. "Geology of Alluvial fans in semiarid regions", <i>Bull. Geol. Soc. Am&eacute;rica,</i> 65 (7), pp. 175&#45;190, New York.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4614985&pid=S0188-4611197700010000200001&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">Derruau, M. 1966. Geomorfolog&iacute;a, Ediciones Ariel,<i> </i>Barcelona, Espa&ntilde;a.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4614987&pid=S0188-4611197700010000200002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>  	    ]]></body>
<body><![CDATA[<!-- ref --><p align="justify"><font face="verdana" size="2">Duffar, E. 1970. "El problema de los glacis", <i>Bolet&iacute;n de Estudios Geogr&aacute;ficos,</i> XVII, N&ordm; 66&#45;69, pp. 5&#45;20. Instituto de Geograf&iacute;a, Universidad Nacional de Cuyo, Argentina.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4614989&pid=S0188-4611197700010000200003&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">Fries, C. Jr. 1960. "Geolog&iacute;a del Estado de Morelos y de partes adyacentes de M&eacute;xico y Guerrero, regi&oacute;n central meridional de M&eacute;xico", <i>Bolet&iacute;n</i> 60, Instituto de Geolog&iacute;a, Universidad Nacional Aut&oacute;noma de M&eacute;xico, M&eacute;xico, D. F.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4614991&pid=S0188-4611197700010000200004&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">Garc&iacute;a, E. 1973. Modificaciones al sistema de clasificaci&oacute;n clim&aacute;tica ele K&ouml;ppen, Instituto de Geograf&iacute;a, Universidad Nacional Aut&oacute;noma de M&eacute;xico. M&eacute;xico, D. F.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4614993&pid=S0188-4611197700010000200005&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">Heine, K. 1973. "Variaciones m&aacute;s importantes del clima durante los &uacute;ltimos 40 000 a&ntilde;os en M&eacute;xico", <i>Comunicaciones,</i> 7, Proyecto Puebla&#45;Tlaxcala, pp. 51&#45;58, Puebla, Pue., M&eacute;xico.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4614995&pid=S0188-4611197700010000200006&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">J&aacute;uregui, E. 1961. "El clima de la ciudad de Cuernavaca", <i>Ingenier&iacute;a Hidr&aacute;ulica en M&eacute;xico,</i> 15&#45; N&ordm; 3, pp. 1&#45;16, M&eacute;xico, D. F.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4614997&pid=S0188-4611197700010000200007&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>  	    ]]></body>
<body><![CDATA[<!-- ref --><p align="justify"><font face="verdana" size="2">Kooke, R. Warren, A. 1973. Geomorphology in deserts, Batsford Ltd, London.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4614999&pid=S0188-4611197700010000200008&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">Lorenzo, J. 1969. Condiciones periglaciares de las altas monta&ntilde;as de M&eacute;xico, Serie Paleoecolog&iacute;a. N&ordm; 4. Depto. de Prehistoria, Instituto Nacional de Antropolog&iacute;a e Historia, M&eacute;xico, D. F.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4615001&pid=S0188-4611197700010000200009&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">Ord&oacute;&ntilde;ez, E. 1937. "El salto de San Ant&oacute;n", Cuernavaca, Morelos, <i>Bolet&iacute;n de la Sociedad Geol&oacute;gica Mexicana.</i> Tomo X, N&ordm; 1&#45;2, pp. 7&#45;23, M&eacute;xico D. F.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4615003&pid=S0188-4611197700010000200010&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">Polanski, J. 1966. Flujos r&aacute;pidos de escombros rocosos en zonas &aacute;ridas y volc&aacute;nicas, Eudeba, Buenos Aires, Argentina.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4615005&pid=S0188-4611197700010000200011&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">Prister, A. 1927. "Notas preliminares sobre vestigios glaciales en el estado de Hidalgo y en el valle de M&eacute;xico", Soc. Cient. Antonio Alzate, <i>Memorias</i> T. 48, pp. 1&#45;13, M&eacute;xico, D. F.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4615007&pid=S0188-4611197700010000200012&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>  	    ]]></body>
<body><![CDATA[<!-- ref --><p align="justify"><font face="verdana" size="2">Ruhe, E. 1975. Geomorphology, Houghton Mifflin Company, Boston.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4615009&pid=S0188-4611197700010000200013&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">Soto, A. 1972. "Aspecto f&iacute;sico del valle de Cuernavaca", <i>Anuario de Geograf&iacute;a,</i> a&ntilde;o XII, pp. 342&#45;359, Universidad Nacional Aut&oacute;noma de M&eacute;xico, M&eacute;xico, D. F.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4615011&pid=S0188-4611197700010000200014&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">Thornbury, W. 1960. Principios de geomorfologia, Kapelusz, Buenos Aires, Argentina.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4615013&pid=S0188-4611197700010000200015&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">Tricart, J. Cailleux, A. 1972. Introduction to climatic geomorphology, Logman group Ltd, London.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4615015&pid=S0188-4611197700010000200016&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">Tricar, J. Raynal, R. Besancon, J. 1972. "C&ocirc;nes rocheux, p&eacute;diments glacis", <i>Annales de G&eacute;ographie,</i> LXXXI, N&ordm; 443, pp. 1&#45;23. Par&iacute;s.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4615017&pid=S0188-4611197700010000200017&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>  	    ]]></body>
<body><![CDATA[<!-- ref --><p align="justify"><font face="verdana" size="2">Viers, G. 1974. Geomorfolog&iacute;a, Oikos&#45;tau, S. A. Barcelona, Espa&ntilde;a.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4615019&pid=S0188-4611197700010000200018&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">Z&aacute;ruba, Q. Mencl, V. 1969. Landslides and their control, Elsevier publ. Co., Amsterdam.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4615021&pid=S0188-4611197700010000200019&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>      ]]></body><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Blissenbach]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Geology of Alluvial fans in semiarid regions]]></article-title>
<source><![CDATA[Bull. Geol. Soc. América]]></source>
<year>1954</year>
<volume>65</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>175-190</page-range><publisher-loc><![CDATA[New York ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Derruau]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Geomorfología]]></source>
<year>1966</year>
<publisher-loc><![CDATA[Barcelona ]]></publisher-loc>
<publisher-name><![CDATA[Ediciones Ariel]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Duffar]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[El problema de los glacis]]></article-title>
<source><![CDATA[Boletín de Estudios Geográficos]]></source>
<year>1970</year>
<volume>XVII</volume>
<numero>66</numero><numero>69</numero>
<issue>66</issue><issue>69</issue>
<page-range>5-20</page-range><publisher-name><![CDATA[Instituto de Geografía, Universidad Nacional de Cuyo]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fries]]></surname>
<given-names><![CDATA[C. Jr.]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[Geología del Estado de Morelos y de partes adyacentes de México y Guerrero, región central meridional de México]]></article-title>
<source><![CDATA[Boletín]]></source>
<year>1960</year>
<volume>60</volume>
<publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[Instituto de Geología, Universidad Nacional Autónoma de México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Modificaciones al sistema de clasificación climática ele Köppen]]></source>
<year>1973</year>
<publisher-loc><![CDATA[México^eD. F. D. F.]]></publisher-loc>
<publisher-name><![CDATA[Instituto de Geografía, Universidad Nacional Autónoma de México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Heine]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[Variaciones más importantes del clima durante los últimos 40 000 años en México]]></article-title>
<source><![CDATA[Comunicaciones]]></source>
<year>1973</year>
<volume>7</volume>
<page-range>51-58</page-range><publisher-loc><![CDATA[Puebla ]]></publisher-loc>
<publisher-name><![CDATA[Proyecto Puebla-Tlaxcala]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jáuregui]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[El clima de la ciudad de Cuernavaca]]></article-title>
<source><![CDATA[Ingeniería Hidráulica en México]]></source>
<year>1961</year>
<volume>15</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>1-16</page-range><publisher-loc><![CDATA[México ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kooke]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Warren]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Geomorphology in deserts]]></source>
<year>1973</year>
<publisher-loc><![CDATA[London ]]></publisher-loc>
<publisher-name><![CDATA[Batsford Ltd]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lorenzo]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Condiciones periglaciares de las altas montañas de México]]></source>
<year>1969</year>
<publisher-loc><![CDATA[México^eD. F. D. F.]]></publisher-loc>
<publisher-name><![CDATA[Depto. de Prehistoria, Instituto Nacional de Antropología e Historia]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ordóñez]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[El salto de San Antón]]></article-title>
<source><![CDATA[Boletín de la Sociedad Geológica Mexicana]]></source>
<year>1937</year>
<volume>X</volume>
<numero>1</numero><numero>2</numero>
<issue>1</issue><issue>2</issue>
<page-range>7-23</page-range><publisher-loc><![CDATA[México ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Polanski]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Flujos rápidos de escombros rocosos en zonas áridas y volcánicas]]></source>
<year>1966</year>
<publisher-loc><![CDATA[Buenos Aires ]]></publisher-loc>
<publisher-name><![CDATA[Eudeba]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Prister]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[Notas preliminares sobre vestigios glaciales en el estado de Hidalgo y en el valle de México]]></article-title>
<collab>Soc. Cient. Antonio Alzate</collab>
<source><![CDATA[Memorias]]></source>
<year>1927</year>
<page-range>1-13</page-range><publisher-loc><![CDATA[México^eD. F. D. F.]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ruhe]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Geomorphology]]></source>
<year>1975</year>
<publisher-loc><![CDATA[^eBoston Boston]]></publisher-loc>
<publisher-name><![CDATA[Houghton Mifflin Company]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Soto]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[Aspecto físico del valle de Cuernavaca]]></article-title>
<source><![CDATA[Anuario de Geografía]]></source>
<year>1972</year>
<volume>XII</volume>
<page-range>342-359</page-range><publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Thornbury]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<source><![CDATA[Principios de geomorfologia]]></source>
<year>1960</year>
<publisher-loc><![CDATA[Buenos Aires ]]></publisher-loc>
<publisher-name><![CDATA[Kapelusz]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tricart]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Cailleux]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Introduction to climatic geomorphology]]></source>
<year>1972</year>
<publisher-loc><![CDATA[London ]]></publisher-loc>
<publisher-name><![CDATA[Logman group Ltd]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tricar]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Raynal]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Besancon]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang="fr"><![CDATA[Cônes rocheux, pédiments glacis]]></article-title>
<source><![CDATA[Annales de Géographie]]></source>
<year>1972</year>
<volume>LXXXI</volume>
<numero>443</numero>
<issue>443</issue>
<page-range>1-23</page-range><publisher-loc><![CDATA[París ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Viers]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Geomorfología]]></source>
<year>1974</year>
<publisher-loc><![CDATA[Barcelona ]]></publisher-loc>
<publisher-name><![CDATA[Oikos-tau, S. A.]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Záruba]]></surname>
<given-names><![CDATA[Q.]]></given-names>
</name>
<name>
<surname><![CDATA[Mencl]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
</person-group>
<source><![CDATA[Landslides and their control]]></source>
<year>1969</year>
<publisher-loc><![CDATA[Amsterdam ]]></publisher-loc>
<publisher-name><![CDATA[Elsevier publ. Co.]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
