<![CDATA[Biblioteca Univ. Surcolombiana Search for '(su,complete-subfield:{Derecho Administrativo}) AND (su,complete-subfield:{Obras Públicas - Contratos})']]> https://biblioteca.usco.edu.co//cgi-bin/koha/opac-search.pl?q=ccl=%28su%2Ccomplete-subfield%3A%7BDerecho%20Administrativo%7D%29%20AND%20%28su%2Ccomplete-subfield%3A%7BObras%20P%C3%83%C2%BAblicas%20-%20Contratos%7D%29&format=rss2 0 20