Qomariyah, Nurul, Abdul Waris, Rahadi Wirawan, Heru Prasetio, and Freddy Haryanto. “Design and Development of a 3D-Printed Tissue Equivalent Phantom for Cobalt-60 HDR Brachytherapy”. International Journal of Online and Biomedical Engineering (iJOE) 21, no. 09 (July 15, 2025): pp. 153–168. Accessed April 26, 2026. https://online-journals.org/index.php/i-joe/article/view/55513.