Muftiati Ahmad, C. E. ., Sugiyanto, S., Puspitasri, L. ., & Ariwibowo, T. . (2023). Effect of Goods and Services Procurement Management with Direct Selection Method on PT Sumberbumi Global Niaga Ship Operations. Greenation International Journal of Economics and Accounting, 1(3), 469–476. https://doi.org/10.38035/gijea.v1i3.59