1.
Indrayeni D. The Role of School Heads in Developing Teacher Professional Competencies in Ekatama Private Vocational School Pekanbaru. IJEDS [Internet]. 2020 Dec. 14 [cited 2026 Mar. 17];3(1):30-6. Available from: http://ijeds.ppj.unp.ac.id/index.php/IJEDS/article/view/284