https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3AMagisterio%20del%20r%C3%83%C2%ADo%20de%20la%20plata%20and%20itype%3ABK%20and%20location%3AGEN%20and%20au%3AImbern%C3%83%C2%B3n%2C%20Francisco&format=rss2 Search results for 'Provider:Magisterio del río de la plata and itype:BK and location:GEN and au:Imbernón, Francisco' at Biblioteca UGB 0 20