https://catalogobiblioteca.ingemmet.gob.pe/cgi-bin/koha/opac-search.pl?q=ccl=an%3A440%20and%20au%3ANoble%2C%20Donald%20C.%20and%20su-to%3AGEOLOGIA%20ECONOMICA&format=rss2 Search results for 'an:440 and au:Noble, Donald C. and su-to:GEOLOGIA ECONOMICA' at Biblioteca - Ingemmet 0 20