https://catalogobiblioteca.ingemmet.gob.pe/cgi-bin/koha/opac-search.pl?idx=an%2Cphr&q=42%26limit%3Dsu-geo%3ACANADA%26limit%3Dsu-geo%3ASUDBURY%26limit%3Dau%3AWatkinson%2C%20David%20H.&format=rss2 Search results for 'an,phr: 42&limit=su-geo:CANADA&limit=su-geo:SUDBURY&limit=au:Watkinson, David H.' at Biblioteca - Ingemmet 0 20