1.
Effendi A. Teacher Competency Improvement Efforts in the Preparation of Syllabus and Lesson Plans Through Ongoing Academic Supervision at SMP Negeri 6 Dumai. JES [Internet]. 2023 Jul. 24 [cited 2026 Jan. 25];7(3):416-24. Available from: https://jes.ejournal.unri.ac.id/index.php/JES/article/view/300