Onjefu, SA, NN Kafidi, C Kamunda, PI Uloko, M Hitila, E Ejembi, and J Kennedy. “Activity Concentrations of 226^Ra, 232^Th, and 40^K in Common Maize Meal Consumed in Namibia and Their Potential Radiation Hazards”. NIGERIAN ANNALS OF PURE AND APPLIED SCIENCES 4, no. 1 (August 21, 2021): 131–136. Accessed May 16, 2024. https://napas.org.ng/index.php/napas/article/view/231.