Sekerin V, Dudin M, Shevchenko D, Zadornov K, Maleeva D. Economic and Mathematical Modeling of the Quality of Services Provided by the Urban Passenger Transport Infrastructure Us-ing Nonfinancial Indicators. IJET [Internet]. 2018 Dec. 3 [cited 2025 Apr. 14];7(4.38):452-5. Available from: https://sciencepubco.com/index.php/IJET/article/view/24602