Juniar Perkasa Setia Laksana, Sabarudin, and Raudha Hakim. “Implementation of Traffic Safety Management on Road Sections With Non-Standard Grades”. East Asian Journal of Multidisciplinary Research 1, no. 11 (December 28, 2022): 2571–2580. Accessed April 29, 2026. https://journal.formosapublisher.org/index.php/eajmr/article/view/2067.