Tribological Characteristics of Cast 120X15, 120X15Ю and Standard 20X13 Steels in Conditions of Boundary Friction: Processy litʹâ, 2019, Tom 135, №3, p.59-66. plit-periodical [Internet]. 2019 Oct. 22 [cited 2026 Oct. 24];135(3):59-66. Available from: https://plit-periodical.org.ua/index.php/plit/article/view/135