Irfandri, Khairuddin, and Bahrun. “PRINCIPAL DEVELOPMENT OF CERTIFIED TEACHERS TO ENHANCE THE QUALITY OF LEARNING IN BABAHROT DISTRICT ELEMENTARY SCHOOLS, SOUTHWEST ACEH REGENCY”. International Journal of Social Science, Educational, Economics, Agriculture Research and Technology (IJSET) 3, no. 11 (October 2, 2024): 1877–1886. Accessed September 11, 2025. https://ijset.org/index.php/ijset/article/view/581.