Chau Thi NQ, Pham NT, Tran AK, Tuong Thi TH. Development of an alpha fast-slow coincidence counter for analysis of ²²³Ra and ²²⁴Ra in seawater. Nucl. Sci. and Tech. [Internet]. 2018Sep.30 [cited 2024Nov.24];8(3):9-13. Available from: http://jnst.vn/index.php/nst/article/view/68