@article {6010, title = {Re-Os age constraints and new observations of Proterozoic glacial deposits in the Vazante Group, Brazil}, journal = {Precambrian Research}, volume = {238}, year = {2013}, pages = {199-213}, author = {N.J. Geboy and A.J. Kaufman and R.J. Walker and A. Misi and T.F. de Oliviera and K.E. Miller and K. Azmy and B. Kendall and S.W. Poulton} }