https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=an%3A57%20and%20location%3AGEN%20and%20au%3AFuentes%20de%20Paz%2C%20Ana%20Lucila%20and%20au%3ARodr%C3%83%C2%ADguez%20Cruz%2C%20Delmer%20Edmundo&format=rss2 Search results for 'an:57 and location:GEN and au:Fuentes de Paz, Ana Lucila and au:Rodríguez Cruz, Delmer Edmundo' at Biblioteca UGB 0 20