Magnetotelluric studies in the Borborema Province (Brazil): preliminary results from transects in the setrentional and meridional subdomains - Bologna, Mauricio de Souza; Vitorello, Ícaro; Padilha, Antonio Lopes; Pádua, Marcelo Banik de; Conceição, M. A; Bianchi, B. A (2010 Meeting of the Americas, 2010)