@article{article06ed3fab,
title   = {A synthesis on the alkaline magmatism of Eastern Paraguay},
author = {Gomes, Celso B. and Comin-Chiaramonti, P. and Velázquez Fernandez, Victor},
year = {2013},
doi = {10.5327/Z2317-488920130004000012},
journal   = {Brazilian Journal of Geology}
}