Sarsembaeva Т.Е., and Kanaev А.Т. 2025. “Formation of a Gradient-Layer Structure in Structural Steel During Plasma Hardening”. Eurasian Journal of Applied Engineering and Technology (EJAET) 150 (1):173-85. https://doi.org/10.32523/2616-7263-2025-150-1-173-185.