“Systematic Literature Review: The Role of the Flipped Classroom in Developing Student Independence in Learning Mathematics”, Mathematical Proceedings of The Widya Mandira Catholic University, vol. 3, no. 1, Des 2025, Diakses: 30 Juni 2026. [Daring]. Tersedia pada: https://www.journal.unwira.ac.id/index.php/SEMNAPTIKA/article/view/5473