@inproceedings{inproceedings7c8a0b66,
title   = {Pteridophyte remains from the lower cretaceous Santana Formation, Araripe basin, northeastern Brazil},
author = {Bernardes-de-Oliveira, Mary Elizabeth Cerruti and Lima, Murilo Rodolfo de},
year = {1991},
publisher = {Sociedade Brasileira de Paleotologia},
booktitle   = {Congresso Brasileiro de Paleontologia}
}