@inproceedings{inproceedingsd6170a97, title = {Multiple sources and evolution processes in the neoproterozoic Piedade granite (Ribeira fold belt): elemental and isotope (SR-ND) geochemistry}, author = {Leite, Renato Jordan and Janasi, Valdecir de Assis and Martins, Lucelene}, year = {2002}, publisher = {SBG-NO}, booktitle = {Congresso Brasileiro de Geologia} }