Genesa Hatika, R., Dewata, I., ., A., Subekti, P., & Anwar, S. (2018). Determination the Index of Radioactive Risk In The Batang Kuantan River. International Journal of Engineering & Technology, 7(2.13), 429-431. https://doi.org/10.14419/ijet.v7i2.13.18133