Aulia, Aulia, Milenia Diawita, Ahmad Riska, Lia Elisa, and Zaenal Wafa. “The Influence of Love for Work, Servant Leadership, and Perceived Organizational Support in the Happiness Level Among Muhammadiyah Teachers”. International Journal of Islamic Educational Psychology 5, no. 1 (June 30, 2024): 107–121. Accessed September 7, 2025. https://journal.umy.ac.id/index.php/ijiep/article/view/18665.