“Efficiency Analysis of Underframe Component Installation Process in the KCI Retrofit Electric Multiple Unit (EMU) Project at PT Xxx Using a Lean Manufacturing Approach: Analisis Efisiensi Proses Pemasangan Komponen Underframe Pada Proyek KRL KCI Retrofit Di PT Xxx Dengan Pendekatan Lean Manufacturing”. 2026. Procedia of Engineering and Life Science 10 (1): 1289-97. https://doi.org/10.21070/44edbd30.