Muhammad Bayu Aji, Roos Widjajani. Motor Vehicle Testing Service: Implementation Study on Motor Vehicle Testing Services Regulation at the East Kutai, of Indonesia. ijrss [Internet]. 2022 Sep. 15 [cited 2024 Apr. 20];3(9):8-16. Available from: https://ijrss.org/index.php/ijrss/article/view/194