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. Bulletin of Engineering Science, Technology and Industry, [S. l.], v. 4, n. 4, p. 2485–2495, 2026. Disponível em: https://bestijournal.org/index.php/go/article/view/281. Acesso em: 4 nov. 2026.