Rybkin, V. V., O. M. Patlasov, and A. V. Vlasova. “THE USE OF NOMOGRAMS FOR DETERMINING THE OUTER RAIL AND ALLOWED SPEEDS IN CURVES”. Science and Transport Progress , no. 2 (November 25, 2003): 37–40. Accessed May 4, 2024. https://stp.ust.edu.ua/article/view/21173.