https://biblioteca.ugb.edu.sv/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22EL%20SALVADOR%20-%20HISTORIA%22%20and%20se%3ABiblioteca%20de%20Historia%20Salvadore%C3%83%C2%B1a%20and%20au%3ALard%C3%83%C2%A9%20y%20Lar%C3%83%C2%ADn%2C%20Jorge&format=rss2 Search results for 'su:"EL SALVADOR - HISTORIA" and se:Biblioteca de Historia Salvadoreña and au:Lardé y Larín, Jorge' at Biblioteca UGB 0 20