MUJIYONO; MANIAH; AGUS PURNOMO. The Influence of e-Procurement Effectiveness, Regulatory Compliance and Supervision on Transportation Subcontract Performance at PT Pos Indonesia. ICIEFS Proceeding, [S. l.], v. 3, n. 1, p. 33–40, 2025. DOI: 10.30983/iciefs.v3i1.815. Disponível em: https://proceedings.uinbukittinggi.ac.id/iciefs/article/view/815. Acesso em: 20 mar. 2026.