Re-Os ages ans sources of high-TI continental flood basakts of the Paraná basin, Brazil - Kirk, Jason Donald; Correia, Ciro Teixeira; Nardy, Antonio Jose Ranalli; Tassinari, Colombo Celso Gaeta; Girardi, Vicente Antonio Vitorio; Petronilho, Liliane Aparecida (Congresso Brasileiro de Geologia, 2008)