Dea Andini, Tika Nirmala Sari. THE INFLUENCE OF DEMOCRATIC LEADERSHIP STYLE, WORK MOTIVATION AND PHYSICAL WORK ENVIRONMENT ON TEACHER PERFORMANCE AT SMK TRITECH INFORMATIKA MEDAN. BESTI [Internet]. 2026 Oct. 29 [cited 2026 Nov. 4];4(4):2485-9. Available from: https://bestijournal.org/index.php/go/article/view/281