@article{article29dc2a19,
title   = {Redox variations and bioproductivity in the Ediacaran: evidence from inorganic and organic geochemistry of the Corumbá Group, Brazil},
author = {Spangenberg, Jorge E. and Bagnoud-Velasquez, Mariluz and Boggiani, Paulo César and Gaucher, Claudio},
year = {2014},
doi = {10.1016/j.gr.2013.08.014},
journal   = {Gondwana research}
}