Tarasub, J., N. Pattanaphan, S. Kingkaew, and L. Apipunyasopon. “Development of 192Ir HDR Brachytherapy Phantom for Dosimetric Verification and Source Positioning Accuracy”. Journal of Thai Association of Radiation Oncology, vol. 27, no. 2, Sept. 2021, pp. R43-R59, https://he01.tci-thaijo.org/index.php/jtaro/article/view/250025.