https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=an%3A591%20and%20su-to%3AFISICA%20and%20location%3AGEN%20and%20su-to%3AF%C3%83%C2%8DSICA%20and%20holdingbranch%3AUGB&format=rss2 Search results for 'an:591 and su-to:FISICA and location:GEN and su-to:FÍSICA and holdingbranch:UGB' at Biblioteca UGB 0 20