Dubinech, L. V., O. L. Marenich, and A. N. Matko. “Determination of Time Cycle Engines of Devices Used in Locomotive Repair”. Science and Transport Progress , no. 42 (December 25, 2012): 90–93. Accessed April 29, 2024. https://stp.ust.edu.ua/article/view/9291.