Changes in sediment provenance and coastal morphology forced by cold fronts intensification in Southern Barzil during the late holocene: the record of the São Francisco do Sul barrier - Zular, André; Sawakuchi, André Oliveira; Guedes, Carlos Conforti Ferreira; Mendes, Vinícius Ribau; Nascimento Junior, Daniel Rodrigues do; Giannini, Paulo César Fonseca (Congresso Brasileiro de Geologia, 2012)