Septiyaningrum, Evita, and M. Farid Wajdi. “The Influence of Motivation, Time Management, Self-Efficacy, And Social Support on the Academic Achievement of Activist Students Participating in Student Organizations (ORMAWA) at Universitas Muhammadiyah Surakarta”. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE) 8, no. 1 (January 12, 2025): 1671-1692. Accessed July 24, 2026. https://e-journal.uac.ac.id/index.php/iijse/article/view/6132.