Ferreira, Valderez Pinto Geochemical and isotopic signatures of Proterozoic granitoids in terranes of the Borborema structural province, northeastern Brazil - Oxford Elsevier Science September 1998 - pp. 439-455 ilus., maps. ISSN: 0895-9811 Subjects--Topical Terms: GEOQUÍMICAGRANITOIDESPETROLOGÍA Subjects--Geographic Terms: BRASIL