https://catalogobiblioteca.ingemmet.gob.pe/cgi-bin/koha/opac-search.pl?q=ccl=ti%2Cphr%3Avol.%2097%2C%20n.%207%2C%20July%202012%20American%20Mineralogist&format=rss2 Search results for 'ti,phr:vol. 97, n. 7, July 2012 American Mineralogist' at Biblioteca - Ingemmet 0 20