<![CDATA[Biblioteca Univ. Surcolombiana Search for '(su,complete-subfield:{Aguas residuales}) AND (su,complete-subfield:{Ecoline - Ecowasher})']]> https://biblioteca.usco.edu.co//cgi-bin/koha/opac-search.pl?q=ccl=%28su%2Ccomplete-subfield%3A%7BAguas%20residuales%7D%29%20AND%20%28su%2Ccomplete-subfield%3A%7BEcoline%20-%20Ecowasher%7D%29&format=rss2 0 20