@article{article5040ee04,
title   = {Alkaline magmatism in the Amambay area, NE Paraguay: the Cerro Sarambí complex},
author = {Gomes, Celso B. and Velázquez Fernandez, Victor and Azzone, Rogério Guitarrari and Paula, G. S.},
year = {2011},
doi = {10.1016/j.jsames.2011.04.004},
journal   = {Journal of South American Earth Sciences}
}