Abdul Rahman, Siti Afiqah. “Measurement of 226Ra in River Water Using Liquid Scintillation Counting Technique”. JOURNAL of NUCLEAR and Related TECHNOLOGIES 7, no. 02 (December 31, 2010): 12-23. Accessed July 1, 2025. https://jnrtmns.net/index.php/jnrt/article/view/144.