MUHAMMAD, Adi Gunawan; INDRASTOMO, Frederikus Dian. Validitas dan Reliabilitas Data Estimasi Kadar Uranium Sektor Lembah Hitam, Kalan, Kalimantan Barat. EKSPLORIUM, [S. l.], v. 40, n. 2, p. 75–88, 2019. DOI: 10.17146/eksplorium.2019.40.2.5672. Disponível em: https://ejournal.brin.go.id/eksplorium/article/view/8027. Acesso em: 6 dec. 2025.