Sahputra, R. (2015). Identification of Radiometric and Mineragraphy Analysis of Uranium and Sulfide Mineral at BM-179 Kalan-West Kalimantan Uranium Ore. American Scientific Research Journal for Engineering, Technology, and Sciences, 14(2), 311-321. https://www.asrjetsjournal.org/American_Scientific_Journal/article/view/1062