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https://www.ub.edu/ubtv/index.php/video/silcrete-reduction-processes-in-the-australian-desert-peter-hiscock Silcrete reduction processes in the Australian desert. Peter Hiscock | UBtv in the australian desert peter hiscock silcrete reduction https://www.ub.edu/ubtv/index.php/es/node/125126 Heat treatment of silcrete. Patrick Schmidt | UBtv heat treatment patrick schmidt silcrete