<![CDATA[Centro de Documentación OLADE - Search for 'su:"Gases del Efecto Invernadero" and su-geo:CAN']]> http://biblioteca.olade.org/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22Gases%20del%20Efecto%20Invernadero%22%20and%20su-geo%3ACAN&format=rss2 3 0 50