https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3A%5Bs.n.%5D%20and%20location%3ADADMIN%20and%20itype%3ABK%20and%20au%3AUniversidad%20Capit%C3%83%C2%A1n%20General%20Gerardo%20Barrios%20and%20su-to%3AREGLAMENTOS&format=rss2 Search results for 'Provider:[s.n.] and location:DADMIN and itype:BK and au:Universidad Capitán General Gerardo Barrios and su-to:REGLAMENTOS' at Biblioteca UGB 0 20