JONATHAN DINGEL; MARK G. MAFFETT; JORGE O. BRUSA. TRANSFORMATIONAL LEADERSHIP AND SCHOOL PERFORMANCE: A STUDY OF PUBLIC SECONDARY SCHOOLS IN FINLAND. Journal of Educational Management, Learning Center and Social Knowledge, [S. l.], v. 2, n. 1, p. 1–12, 2026. Disponível em: https://jedle.org/index.php/ojs/article/view/11. Acesso em: 19 apr. 2026.