Carbon and strontium isotope fluctuations and paleoceanographic changes in the late Neoproterozoic Araras carbonate platform, southern Amazon craton, Brazil - Nogueira, Afonso César Rodrigues; Riccomini, Claudio; Sial, Alcides Nobrega; Moura, Candido Augusto Veloso; Trindade, Ricardo Ivan Ferreira da; Fairchild, Thomas R. (Chemical Geology, 2007)