USMAN, Ediar; LUGRA, I. W. Sediment Distribution related to Gold and Silver Placer Deposits in Offshore of Sambas Besar Estuary, Sambas Regency, West Kalimantan. Indonesian Journal on Geoscience, [S. l.], v. 6, n. 1, p. 29–42, 2011. DOI: 10.17014/ijog.6.1.29-42. Disponível em: https://ijog.geologi.esdm.go.id/index.php/IJOG/article/view/113. Acesso em: 6 feb. 2025.