“Compositional Analysis and Origin of the Peñas Coloradas Formation, Río Chico Group (Late Paleocene-Eocene?), in the Eastern Region of the Golfo De San Jorge Basin, Chubut, Argentina”. 2021. Latin American Journal of Sedimentology and Basin Analysis 13 (2): 119-33. http://gananventas.com/lajsba/article/view/89.