@misc{misc2b684684,
title   = {Advances on the Carboniferous Paraná Basin palynostratigraphy},
author = {Souza, P. A. de and Bernardes-de-Oliveira, Mary Elizabeth Cerruti and Petri, Setembrino and Di Pascuo, M. and Azcuy, C. L.},
year = {2010},
publisher = {O Instituto},
booktitle   = {International Geological Congress}
}