@article{articlee2666663,
title   = {Paleomagnetism and geochronology of mafic dikes from the regions of Salvador, Olivença and Uaua, São Francisco craton, Brazil: present siage of the USP / Princeton University collaboration},
author = {D'Agrella Filho, Manoel Souza and Pacca, Igor Ivory Gil and Onstott, T. C. and Renne, P. R. and Teixeira, Wilson},
year = {1989},
doi = {10.11606/issn.2316-8986.v20i0p1-8},
journal   = {Boletim IG-USP, Série Cientifica}
}