Oktavia Nadela, Raja Sakti Putra Harahap. The role of the transportation agency in improving public transportation services: case study of the binjai city transporta-tion office. LawEco [Internet]. 2025 Feb. 26 [cited 2026 Jul. 9];19(1):48-54. Available from: https://journals.ristek.or.id/index.php/LE/article/view/143