AMPER, Ermie Pasgala. Development and Validation of Contextualized Video Lessons in Mathematics for Grade 7 Learners. International Journal of Research in Interdisciplinary Studies, [S. l.], v. 1, n. 1, p. 5–12, 2023. Disponível em: https://journal.ijris.com/index.php/ijris/article/view/2.. Acesso em: 16 oct. 2024.