HASIBUAN, L.H. and MUNAJI, A.A. 2026. Design and Development of a Web-Based Decision Support System for Used Car Selection Using Simple Additive Weighting Method to Provide Accurate and Fast Recommendations for Showroom Customers. International Journal of Computer Science and Engineering Innovations. 2, 4 (Oct. 2026), 01–07. DOI:https://doi.org/10.64137/31079458/IJCSEI-V2I4P101.