@article{articleb66c1cb8,
title   = {Petrologia do maciço alcalino de Acahay Paraguai Oriental},
author = {Comin-Chiaramonti, P. and Gomes, Celso B. and Piccirillo, Enzo Michele and Bellieni, Giuliano and Castillo Clerici, Ana Maria Valentina and Demarchi, Gabriella and Gallo, Pasquale and Velazquez, Juan Carlos},
year = {1990},
doi = {10.25249/0375-7536.1990133152},
journal   = {Revista Brasileira de Geociências}
}