https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3AUniversidad%20Gerardo%20Barrios%20and%20au%3AVentura%2C%20William%20Alexander%20and%20itype%3ABK%20and%20su-to%3AINVESTIGACIONES%20INSTITUCIONALES%20and%20itype%3ABK%20and%20su-to%3AJUEGOS%20DE%20SIMULACI%C3%83%C2%93N%20EN%20EDUCACI%C3%83%C2%93N%20and%20itype%3ABK&format=rss2 Search results for 'Provider:Universidad Gerardo Barrios and au:Ventura, William Alexander and itype:BK and su-to:INVESTIGACIONES INSTITUCIONALES and itype:BK and su-to:JUEGOS DE SIMULACIÓN EN EDUCACIÓN and itype:BK' at Biblioteca UGB 0 20