YEHEZKIEL CAHYA PUTRA, and MOKH SUEF. “The Improvement of Overhaul Desalination Plant Pltgu Duration in Pt. Pjb up Gresik Using Approach of Lean-Six Sigma Method”. International Journal of Business and Economic Affairs 3, no. 5 (October 10, 2018). Accessed October 5, 2024. https://ijbea.com/ojs/index.php/ijbea/article/view/26.