Yuliyatno, Yuliyatno, and Fahmi Insan Alkhakim. “Schoology-Based Flip Classroom to Improve the Quality of Civics Teaching and Learning”. Jurnal Pendidikan Edutama 11, no. 1 (January 19, 2024): 268–277. Accessed July 9, 2025. http://ejurnal.ikippgribojonegoro.ac.id/index.php/JPE/article/view/4109.