Paleomagnetism and 40Ar/39Ar ages of mafic dikes from Salvador (Brazil): new constraints on the São Francisco craton APW path between 1080 and 1010 Ma - D'Agrella Filho, Manoel Souza; Pacca, Igor Ivory Gil; Trindade, Ricardo Ivan Ferreira da; Teixeira, Wilson; Raposo, Maria Irene Bartolomeu; Onstott, Tullis (Precambrian Research, 2004)