<![CDATA[Biblioteca Jorge Álvarez Lleras Search for 'su:"túneles" and au:Gutiérrez Rodríguez, Ramiro']]> https://catalogo.escuelaing.edu.co/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22t%C3%83%C2%BAneles%22%20and%20au%3AGuti%C3%83%C2%A9rrez%20Rodr%C3%83%C2%ADguez%2C%20Ramiro&format=rss2 0 20