Yulianggi Trisya Pramesti, and Anton Budiharjo. “Efektivitas Rambu Batas Kecepatan Di Jalan Kolektor”. Jurnal Teknik 18, no. 2 (December 16, 2020): 73-81. Accessed May 24, 2024. http://jt.ft.ung.ac.id/index.php/jt/article/view/98.