Saputro, Seno Hadi, Bambang Eko Supriyanto, and Harlis Setiyowati. “The Influence of Transformational, Transactional, and Servant Leadership on Sustainable Organizational Performance: An Empirical Study in Indonesian Higher Education”. Social and Economic Bulletin 2, no. 3 (September 25, 2025): 178–204. Accessed February 16, 2026. https://ejournal.bacadulu.net/index.php/sebi/article/view/205.