SUDIRMAN, S.; RIDWAN, R. The Influence of Operational Synergy, Cost Efficiency, and Diversification Strategy on the Financial Sustainability of Post-Merger Higher Education Institutions. Jurnal Ilmiah Multidisiplin Indonesia (JIM-ID), [S. l.], v. 4, n. 06, p. 575–587, 2025. Disponível em: https://ejournal.seaninstitute.or.id/index.php/esaprom/article/view/7025. Acesso em: 18 apr. 2026.