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Montecinos, P.; Fuentealba, C.; Aguirre, L.; Hervé, F.; Fonseca , E.; Haller, M. J. . Very Low Grade Metamorphism Associated With a Geothermal System in Basic Volcanic Rocks of the Middle Jurassic, Lonco Trapial Formation, Paso Berwin, Extra-Andean Chubut. RAGA 2004, 59, 607-618.