Pogrebnyak, R. P. “UNSTEADY OPERATING MODES OF THE MAIN DRIVE UNIT OF A MACHINE-TOOLS FOR SOLID RAILWAY WHEELS PROCESSING”. Science and Transport Progress , no. 3(75) (June 5, 2018): 128–137. Accessed July 25, 2024. https://stp.ust.edu.ua/article/view/132960.