Priscila, V., Casela, R. D., & Realingo, N. J. M. (2025). Assessment of Contingency Sum in Buying of Offshore Construction Materials and Its Impact on Total Project Cost to Improve the Inventory Management: A Case Study PT SATM. International Journal of Industrial Engineering and Engineering Management, 7(2), 139–147. https://doi.org/10.24002/ijieem.v7i2.10358