Genesis of the Early Cretaceous tholeiites from Serra do Mar Dyke Swarm (Brazil): trace element and strontium, neodymium and lead isotopic constraints - Marques, Leila Soares; De Min, Angelo; Babinski, Marly; Figueiredo, Ana Maria; Andrade, L. L.; Vicentini, C. M.; Piccirillo, Enzo Michele (South American Symposium on Isotope Geology, 2012)