<![CDATA[Biblioteca Univ. Surcolombiana Search for 'au:"Sánchez, Mario" and au:Vargas Sánchez, Lizeth and au:Vargas Sánchez, Lizeth']]> https://biblioteca.usco.edu.co//cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22S%C3%83%C2%A1nchez%2C%20Mario%22%20and%20au%3AVargas%20S%C3%83%C2%A1nchez%2C%20Lizeth%20and%20au%3AVargas%20S%C3%83%C2%A1nchez%2C%20Lizeth&format=rss2 0 20