@inproceedings{inproceedings88e88bec,
title   = {Pigmentos naturais a base de ferro},
author = {Souza, W T and Damasceno, Eduardo Camilher and Lima, José Renato Baptista de},
year = {1993},
publisher = {Depto Eng Minas EpUSP/Dip Ing Min Univ Cagliari},
booktitle   = {Congresso Italo-Brasileiro de Engenharia de Minas}
}