DEPOSITIONAL STUDY OF THE LOWER KEUTAPANG SANDTONE IN THE ARU AREA, NORTH SUMATRA
Stratigraphic corelation and paleontological evidence shows that the lower keutapang sandstone was deposited in the coastal and shallow maariene environments.
Ketersediaan
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Pusat Sumber Daya Mineral, Batubara dan Panas Bumi - Jln. Soekarno Hatta No. 444, Bandung, Jawa Barat
PMB LA 1976 - 2