Rizki, Abdur, Dwi Iryaning Handayani, and Yustina Suhandini. “Analysis of Self-Estimated Pricing (HPS) in the Procurement Department Units 1&2 PT. PJB UP Paiton”. PROZIMA (Productivity, Optimization and Manufacturing System Engineering) 7, no. 1 (July 10, 2023): 59-72. Accessed November 21, 2024. https://prozima.umsida.ac.id/index.php/prozima/article/view/1612.