@inproceedings{inproceedings542916b4,
title   = {Lithogeochemical exploration of massive sulfides at Perau base metal mine, Paraná, Brazil},
author = {Macedo, Arlei Benedito and Barbour, Aledir Paganelli},
year = {1989},
publisher = {Sociedade Brasileira de Geoquimica/Cprm/Dnpm},
booktitle   = {International Geochemical Exploration Symposium}
}