Donald Prothero · Geo:hronoiogv Time Scales and Global Stratigraphic Correianon. SEPM Special...
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Donald Prothero · Geo:hronoiogv Time Scales and Global Stratigraphic Correianon. SEPM Special Publication No 54 Copvnght C 1995. SEPM (Soctetv tor Sedimentarv Geology). ISBN 1-56576-024-7