Meli Jenica Panggabean, Lia Yuliana. The Influence of Principal Leadership, Teacher Training and Work Motivation on State Vocational School Teachers’ Performance in Indragiri Hilir District. IJETR [Internet]. 2025 Mar. 26 [cited 2026 Jun. 14];3(1):243-54. Available from: https://jurnalinternasional.com/index.php/ijetr/article/view/456