@inproceedings{inproceedingsfa136ebd,
title   = {Precambrian microfossils in the Paraguai belt, Brazil},
author = {Hidalgo, Renata Lourenço Lopes and Nogueira, Afonso César Rodrigues and Petri, Setembrino and Riccomini, Claudio and Fairchild, Thomas R.},
year = {2004},
publisher = {IUGS},
booktitle   = {International Geological Congress}
}