@inproceedings{inproceedings818c8106,
title   = {An early permian palynoflora from the Itararé subgroup (Paraná Basin) at Tietê, São Paulo state, Brazil},
author = {Souza, Paulo Alves de and Callegari, Luciana Maria and Petri, Setembrino and Marques-Toigo, Marleni},
year = {2003},
publisher = {Sociedade Brasileira de Paleontologia},
booktitle   = {Congresso Brasileiro de Paleontologia}
}