Dewi DN, Ngasbun Egar, Rosalina Br Ginting. The impact of school principals’ roles on education quality in vocational high schools in blora regency. At Turots J. Pendidik. Islam [Internet]. 2025 Sep. 2 [cited 2026 Apr. 23];7(2):760-8. Available from: https://journal.stitmadani.ac.id/index.php/JPI/article/view/1069