Hasrul, Savira, and Tunggul Sihombing. 2024. “Performance Evaluation Of The Trans Metro Deli Program In Improving Public Transportation Services In Medan City”. Jurnal Penelitian Sekolah Tinggi Transportasi Darat 15 (1):23 - 31. https://doi.org/10.55511/jpsttd.v15i1.663.