Nugroho, Rengga Prakoso, Yerry Soepriyanto, and Agus Wedi. “The Effect of Formative Feedback Delivery Strategies on Learning Outcome in a Gamified Project-Based Learning Environment ”. Jurnal Inovasi Teknologi Pendidikan 13, no. 3 (September 5, 2026). Accessed September 11, 2026. https://journal.uny.ac.id/index.php/jitp/article/view/95385.