https://catalogobiblioteca.ingemmet.gob.pe/cgi-bin/koha/opac-search.pl?q=ccl=an%3A2189%20and%20au%3AMachar%C3%83%C2%A9%20Ordo%C3%83%C2%B1ez%2C%20Jos%C3%83%C2%A9&format=rss2 Search results for 'an:2189 and au:Macharé Ordoñez, José' at Biblioteca - Ingemmet 0 20