@inproceedings{inproceedings59b24937,
title   = {Caution: an "Ediacaran" or early Cambrian age for the Corumbá and Jacadigo Groups (SW Brazil) still requires definitive proof},
author = {Fairchild, Thomas R.},
year = {1984},
publisher = {VNU Science Press},
booktitle   = {International Geological Congress}
}