Yakhshikulova Mokhinur Tokhir Kizi, and Turopov Sardorjon Sheraliyevich. “IMPROVING THE QUALITY OF PASSENGER AND FREIGHT TRANSPORTATION OFJSC ”. International Journal of Innovations in Engineering Research and Technology, Mar. 2021, pp. 1-4, https://repo.ijiert.org/index.php/ijiert/article/view/2287.