@inproceedings{inproceedings208928ff,
title   = {Geochronology of metaplutonics and the evolution of supracrustal belts in the Borborema province , NE Brazil},
author = {Jardim de Sá, Emanuel Ferraz and Macedo, Maria Helena de Freitas and Torres, Helton Helleri Falcão and Kawashita, Koji},
year = {1988},
publisher = {Sociedade Brasileira de Geologia},
booktitle   = {Congresso Brasileiro de Geologia}
}