Leal, P.R., L.A. Hartmann, J.O.S. Santos, R.C. Miró, and V.A. Ramos. 2003. “Postorogenic Volcanism in the Northern Boundary of the Eastern Sierras Pampeanas: Chronological Constraints and Their Tectonic Implications”. Revista De La Asociación Geológica Argentina 58 (4):593-607. https://revista.geologica.org.ar/raga/article/view/1553.