Aman, Gogo Fred, and Gregory Onomakere Avwiri. “Evaluation of Background Ionizing Radiation in Private Tank Farms in Port Harcourt”. Faculty of Natural and Applied Sciences Journal of Scientific Innovations , vol. 4, no. 1, Mar. 2023, pp. 64-74, https://fnasjournals.com/index.php/FNAS-JSI/article/view/118.