%0 Journal Article %T Facies and sequence stratigraphy of the Itarar¨¦ and Guat¨¢ Subgroups (late Paleozoic), Northern Paran¨¢ Basin, Brazil %A CHAVES-JUNIOR ANTONIO M. %A CANUTO JOS¨¦ R. %J Anais da Academia Brasileira de Ci¨ºncias %D 2002 %I Academia Brasileira de Ci¨ºncias %U http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652002000300020