Umi Kalthum Ab Wahab, S., Azrin Sabuti, A., Armi Abu Samah, M., & Yunus, K. (2018). AN Overview of Radioisotopels Study in Water Pollution. International Journal of Engineering and Technology, 7(2.29), 882-886. https://doi.org/10.14419/ijet.v7i2.29.14276