Felix Bitrus, Masok, Umar Sa’ad Aliyu, Dawam Robert Rangmou, Amina Muhammad Dunama, and Oni Samuel Tolulope. “X-Ray Shielding Characteristics of Sand Reenforced Plastic Concrete Blocks”. EDUCATUM Journal of Science, Mathematics and Technology 12, no. 1 (February 4, 2025): 146–158. Accessed December 5, 2025. https://ejournal.upsi.edu.my/index.php/EJSMT/article/view/11049.