<![CDATA[Biblioteca Jorge Álvarez Lleras Search for 'su:"Estructuras de concreto" and su-to:estructuras de CONCRETO and se:Intemac I']]> https://catalogo.escuelaing.edu.co/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22Estructuras%20de%20concreto%22%20and%20su-to%3Aestructuras%20de%20CONCRETO%20and%20se%3AIntemac%20I&format=rss2 2 0 50