AGUSTINI, M. . Meningkatkan aktivitas dan hasil belajar siswa menggunakan model flipped classroom melalui aplikasi google classroom. Indonesian Journal of Educational Development (IJED), [S. l.], v. 2, n. 2, p. 280–289, 2021. DOI: 10.5281/zenodo.5244420. Disponível em: https://ojs.mahadewa.ac.id/index.php/ijed/article/view/1239. Acesso em: 1 oct. 2025.