@inproceedings{inproceedings7691aeba,
title   = {Geological and petrological aspects of the Jacupiranga alkaline-carbonatite association, southern Brazil},
author = {Ruberti, Excelso and Gomes, Celso B. and Melcher, Geraldo Conrado},
year = {2000},
booktitle   = {International Geological Congress}
}