AMELIA, A.; SEMBIRING, A. W.; HASIBUAN, E. E.; TANJUNG, L. A.; HARAHAP, Y. A. A.; DARMANSAH, T. The Effectiveness of School Principals in Making Decisions on Professional Teacher Performance to Increase Student Success at School. Continuous Education: Journal of Science and Research, v. 4, n. 3, p. 1-12, 25 Dec. 2023.