Marlina Dahlan, Siti Mayang Sari, and Akmaluddin. “THE PERFORMANCE OF CERTIFIED AND NON-CERTIFIED TEACHERS IN IMPROVING LEARNING QUALITY OF STATE JUNIOR HIGH SCHOOLS IN SAMATIGA DISTRICT”. International Conference on Education, Science, Technology and Health (ICONESTH) (January 26, 2024): 1028–1032. Accessed August 6, 2026. https://eproceeding.bbg.ac.id/index.php/iconesth/article/view/190.