<![CDATA[Biblioteca UGB Search for 'Provider:Universidad Gerardo Barrios and au:Ventura, William Alexander and su-to:APLICACI��N']]> https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3AUniversidad%20Gerardo%20Barrios%20and%20au%3AVentura%2C%20William%20Alexander%20and%20su-to%3AAPLICACI%C3%AF%C2%BF%C2%BD%C3%AF%C2%BF%C2%BDN&format=rss2 0 20