Luthfan, A., & Rachmawati, F. (2026). A Quantitative Analysis of Cost, Time, and Construction Risk of Underground Construction Methods for A Lifting Pump Station in A Constrained Site: A Case Study of the Jakarta Sewerage Development Project (JSDP) Zone 1 Package 1. Journal Research of Social Science, Economics, and Management, 6(1), 684–698. https://doi.org/10.59141/jrssem.v6i1.1645