Bestafirli, Aditya Aprodicto, and Joumil Aidil Saifuddin Zuhri Situmeang. 2025. “Implementation of Lean Maintenance Method on High Pressure Boiler Feed Pump (HP BFP) PLTGU Block I Machine to Improve Overall Equipment Effectiveness (OEE) at PT PLN Nusantara Power UP Gresik ”. Journal La Multiapp 6 (4), 1000-1020. https://newinera.com/index.php/JournalLaMultiapp/article/view/5841.