<![CDATA[Biblioteca Univ. Surcolombiana Search for '(su,complete-subfield:{Tilapia Oreochromis Niloticus }) AND (su,complete-subfield:{Extracción de Colágeno})']]> https://biblioteca.usco.edu.co//cgi-bin/koha/opac-search.pl?q=ccl=%28su%2Ccomplete-subfield%3A%7BTilapia%20Oreochromis%20Niloticus%20%7D%29%20AND%20%28su%2Ccomplete-subfield%3A%7BExtracci%C3%83%C2%B3n%20de%20Col%C3%83%C2%A1geno%7D%29&format=rss2 0 20