Table of Contents
Research article
Juan Carlos Parra E., Oscar Gonzalez•Ferran, John Bannister P.
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Moyra Gardeweg M., Paula Cornejo P., John Davidson M.
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Charles R. Stern, Hassan Amini, Reynaldo Charrier, Estanislao Godoy, Francisco Herve, Juan Varela
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Jorge Muñoz B., Hans Niemeyer R.
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Miguel A. Parada R.
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Estanislao Godoy
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Geological Note
Francisco Uribe V., Hans Niemeyer R.
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