FEBRIATI, F.; JAYA, D.; H, N.; SUJARWO. English Teaching Materials With Flipped Learning Model in English Course. Journal of Education Technology, [S. l.], v. 6, n. 4, p. 643–651, 2022. DOI: 10.23887/jet.v6i4.45652. Disponível em: https://ejournal.undiksha.ac.id/index.php/JET/article/view/45652. Acesso em: 17 jul. 2024.