<![CDATA[Biblioteca Jorge Álvarez Lleras Search for 'su:"Esfuerzos" and holdingbranch:001 and au:Aycardi Fonseca, Luis Enrique, dir']]> https://catalogo.escuelaing.edu.co/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22Esfuerzos%22%20and%20holdingbranch%3A001%20and%20au%3AAycardi%20Fonseca%2C%20Luis%20Enrique%2C%20dir&format=rss2 4 0 50