@inproceedings{inproceedingsdf8286d2,
title   = {Evidence of the life in the proterozoic of Brazil: its practical use and potencial theoretical significance},
author = {Fairchild, Thomas R.},
year = {1982},
publisher = {Universidad Nacional Autonoma de Mexico},
booktitle   = {Joint Meeting of IGCP Projects 157 and 160}
}