Ilhom Iskandarovich Umirov, and Shukurov Shokhzod Aslam o’g’li. “RESEARCH OF VARIABLE CHANGES OF VEHICLES IN THE TRAFFIC ZONE”. Academia Repository, vol. 4, no. 9, Sept. 2023, pp. 40-47, http://academiarepo.org/index.php/1/article/view/34.