Ciputra, Roni Cahya, Adi Gunawan Muhammad, Tyto Baskara Adimedha, and Heri Syaeful. 2019. “Estimasi Sumber Daya Uranium Tipe Batupasir Di Sektor Aloban, Sibolga, Tapanuli Tengah”. EKSPLORIUM 40 (1):1-10. https://doi.org/10.55981/eksplorium.2019.7990.