@article{articled7850324,
title   = {Nepheline syenites to syenites and granitic rocks of the Itatiaia Alkaline Massif, Southeastern Brazil: new geological insights into a migratory ring Complex},
author = {Rosa, Pedro Augusto da Silva and Ruberti, Excelso},
year = {2018},
doi = {10.1590/2317-4889201820170092},
journal   = {Brazilian Journal of Geology}
}