Oktavia Nadela and Raja Sakti Putra Harahap (2025) “The role of the transportation agency in improving public transportation services: case study of the binjai city transporta-tion office”, Law and Economics, 19(1), pp. 48–54. Available at: https://www.journals.ristek.or.id/index.php/LE/article/view/143 (Accessed: 21 April 2026).