Jonathan Dingel, Mark G. Maffett, Jorge O. Brusa. TRANSFORMATIONAL LEADERSHIP AND SCHOOL PERFORMANCE: A STUDY OF PUBLIC SECONDARY SCHOOLS IN FINLAND. JEDLE JOURNAL [Internet]. 2026 Jan. 11 [cited 2026 Apr. 17];2(1):1-12. Available from: https://jedle.org/index.php/ojs/article/view/11