[1]
A. Idrus, L. D. Setijadji, and F. Thamba, “Geology and Characteristics of Pb-Zn-Cu-Ag Skarn Deposit at Ruwai, Lamandau Regency, Central Kalimantan”, Indonesian J. Geosci., vol. 6, no. 4, pp. 191–201, Dec. 2011.