[1]
L. D. Santy and H. Panggabean, “The Potential of Ketungau and Silat Shales in Ketungau and Melawi Basins, West Kalimantan: For Oil Shale and Shale Gas Exploration”, Indonesian J. Geosci., vol. 8, no. 1, pp. 39–53, Mar. 2013.