Kombaev К., Ahmadiev Р., Kassenova А., Elemanov Д., Toktarbaeva Г. and Sypainova Г. 2022. Strengthening of the steel 20X of the binding of wedge columns by electrolyte-plasma hardening. Eurasian Journal of Applied Engineering and Technology (EJAET). 139, 2 (Jun. 2022), 86–101. DOI:https://doi.org/10.32523/2616-7263-2022-139-2-86-101.