1.
Aulianafika Rahmanissa Bedriaty, Cepi Safruddin Abdul Jabar. The Influence of Principals’ Instructional Leadership, Work Discipline, and Self-Concept on Vocational High Schools Teachers’ Professional Competence. IJETR [Internet]. 2025 Mar. 15 [cited 2026 Apr. 29];3(1):41-54. Available from: http://jurnalinternasional.com/index.php/ijetr/article/view/397