Effendi, E., A. Armizoprades, and M. Adli. “STUDI KINERJA PERSIMPANGAN TAK BERSINYAL PADA SIMPANG TAROK KOTA BUKITTINGGI”. Journal of Applied Engineering Scienties, Vol. 3, no. 3, Sept. 2020, pp. 027-3, https://ojs-ft.ekasakti.org/index.php/JAES/article/view/45.