Penna, I.M. , Hermanns, R.L. and Folguera, A. 2008. Mass wasting and catastrophic collapse of natural dams in the Andean orogenic front (36º-38ºS): The Navarrete and Río Barrancas case studies. Revista de la Asociación Geológica Argentina. 63, 2 (Jun. 2008), 172-180.