Asfarian, Auzi, Wiradani Ramadhan, Widi Aryaguna Putra, Gabriel Muhammad Raharjanto, and Rakish Frisky. “Creating a Circular Tower Defense Game: Development and Game Experience Measurement of Orbital Defense X”. Kinetik: Game Technology, Information System, Computer Network, Computing, Electronics, and Control 4, no. 3 (July 30, 2019): 249-258. Accessed April 29, 2024. https://kinetik.umm.ac.id/index.php/kinetik/article/view/779.