@inproceedings{inproceedings881eb474,
title   = {Studies for industrial flotation circuit optimization-phosphate plant in tapira alkaline occurrence , mg, brazil},
author = {Sant'Agostino, Lília Mascarenhas and Kahn, Henrique and Beraldo, José Luiz and Barros, L. A. F.},
year = {1994},
publisher = {Universidad de Concepcion},
booktitle   = {Encuentro Del Hemisferio sur sobre Tecnologia Mineral}
}