https://catalogobiblioteca.ingemmet.gob.pe/cgi-bin/koha/opac-search.pl?idx=an%2Cphr&q=548%26limit%3Davailable%26limit%3Dau%3APueyo%2C%20Juan%20Jos%C3%83%C2%A9%26limit%3Dau%3AChong%20D%C3%83%C2%ADaz%2C%20Guillermo&format=rss2 Search results for 'an,phr: 548&limit=available&limit=au:Pueyo, Juan José&limit=au:Chong Díaz, Guillermo' at Biblioteca - Ingemmet 0 20