Subagyo, H. et al. 2022. The Impact of SAP Implementation and Inventory Management on Ship Operational Performance Through Purchase Performance. Jurnal Bisnis, Ekonomi, Manajemen, dan Kewirausahaan . 2, 1 (May 2022), 1–13. DOI:https://doi.org/10.52909/jbemk.v2i1.71.