Kanaev, A., A. Moldakhmetova, and I. Kossanova. “Investigation of the Surface Layer of Wheel Steel by Indentation Method”. Bulletin of L.N. Gumilyov Eurasian National University Technical Science and Technology Series, vol. 144, no. 3, Sept. 2023, pp. 41-51, doi:10.32523/2616-7263-2023-144-3-41-51.