Lofandri, Wiki, and Alzet Rama. “Flipped Classroom and Learning Outcomes: A Systematic Review of Conditions, Mechanisms, and TVET Implications”. Lentera Negeri 6, no. 1 (November 18, 2025): 39–51. Accessed July 31, 2026. https://www.lentera.eloracenter.org/lentera/article/view/194.