Sischasari, Dyah, and Rita Ambarwati. “STRATEGIC COST MANAGEMENT IN PRIVATE MEDICAL FACULTIES: INTEGRATING ACTIVITY-BASED COSTING WITH LEAN PRINCIPLES”. International Journal of Economic Integration and Regional Competitiveness, vol. 3, no. 9, Sept. 2026, pp. 1-13, https://doi.org/10.61796/ijeirc.v3i9.534.