Setiawan, Budi, and Heni Suseno. “Study of Distribution Coefficient of 90Sr on Citumbuk Bentonite and Sukaramai Kaolinite”. EKSPLORIUM 38, no. 1 (May 31, 2017): 1–6. Accessed December 13, 2025. https://ejournal.brin.go.id/eksplorium/article/view/8121.