https://catalogobiblioteca.ingemmet.gob.pe/cgi-bin/koha/opac-search.pl?idx=an%2Cphr&q=259%26limit%3Dau%3AAcosta%20Ale%2C%20Jorge%20Gilberto&format=rss2 Search results for 'an,phr: 259&limit=au:Acosta Ale, Jorge Gilberto' at Biblioteca - Ingemmet 0 20