Febriana, V. D., Anwar, M. M., & Priyadi, I. H. (2026). Management Accounting and Revenue Optimization in Local Courier Services: The Role of Partner Contributions and MSME Sponsorships. Relasi : Jurnal Ekonomi, 22(1), 132-138. https://doi.org/10.31967/relasi.v22i1.1766