https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3AUniversidad%20Gerardo%20Barrios%20and%20au%3AL%C3%83%C2%B3pez%2C%20Manuel%20Eduardo%20and%20au%3ADirecci%C3%AF%C2%BF%C2%BD%C3%AF%C2%BF%C2%BDn%20de%20Investigaci%C3%AF%C2%BF%C2%BD%C3%AF%C2%BF%C2%BDn%2C%20Universidad%20Capit%C3%AF%C2%BF%C2%BD%C3%AF%C2%BF%C2%BDn%20General%20Gerardo%20Barrios&format=rss2 Search results for 'Provider:Universidad Gerardo Barrios and au:López, Manuel Eduardo and au:Direcci��n de Investigaci��n, Universidad Capit��n General Gerardo Barrios' at Biblioteca UGB 0 20