Rolando, A. P.; Hartmann, L. A.; Santos, J. O.; Fernández, R. R.; Etcheverry, R. O.; Schalamuk, I. A.; Mcnaughton, N. J. SHRIMP U-Pb Zircon Dates from Igneous Rocks from the Fontana Lake Region, Patagonia: Implications for the Age of Magmatism, Mesozoic Geological Evolution and Age of Basement. RAGA 2004, 59, 671-684.