Santosa, Fajar Julian, Lutfi Andriani, Drajat Tri Kartono, Herlinda Nur Fitriana, and Velda Fiska Saputri. “Study of the Education Community’s Interest in Digital Competition-Based Products”. Ittishal Educational Research Journal 6, no. 1 (February 25, 2026): 60–74. Accessed March 26, 2026. http://journal.ittishal.net/index.php/ierj/article/view/74.