N. . Changkit, P. . Kessaratikoon, R. . Boonkrongcheep, U. . Youngchuay, and S. . Polthum, “Frequency distribution of specific activities and radiological hazard assessment in surface beach sand samples collected from Pattaya beach in Chonburi province, Thailand”, JCST, vol. 11, no. 1, pp. 40–50, Feb. 2023.