Octavian, Y. and Suparno 2026. A Multi-Criteria Decision-Making Model for Determining Material Storage Locations Using the AHP–TOPSIS Method: A Study at PT PLN (Persero) UP2D Lampung. Journal Research of Social Science, Economics, and Management. 6, 1 (Aug. 2026), 129–144. DOI:https://doi.org/10.59141/jrssem.v6i1.1658.