Journal Article
Onjefu, Sylvanus A, Nnenesi A Kgabi, Simeon H Taole, Owen PL Mtambo, Charles Grant, and Johann Antoine.
"Occupancy Factor Model for Exposure to Natural Radionuclides along the Coastline of Erongo Region, Namibia." Journal of Geoscience and Environment Protection 4, no. 05 (2016): 117-126.