@article{articleed415e93,
title   = {Carboniferous paleofloristic successions in the South American basins (report of the coordination group)},
author = {Souza, Paulo Alves de and Rösler, Oscar and Bernardes-de-Oliveira, Mary Elizabeth Cerruti},
year = {1998},
journal   = {Newsletter on carboniferous stratigraphy}
}