Ananda R, Ritonga MS, Daulay AR, Anggraini P, Abdi H, Harahap AN, et al. Junior High School Teachers’ Competence in Developing 2013 Curriculum Learning Materials. basicedu [Internet]. 2023 Apr. 7 [cited 2026 Mar. 4];7(2):1226-32. Available from: https://www.jbasic.org/index.php/basicedu/article/view/4848