Mechkarova T, Ucherdzhiev A, Valchev N, Mincheva D. Investigationof tribological characteristics of 40Xgradesteel after hardfacedMMA welding method [Internet]. ANNUAL JOURNAL OF TECHNICAL UNIVERSITY OF VARNA, BULGARIA [Internet]. 30Sep.2024 [cited 14Oct.2024];8(2):1-. Available from: https://aj-tuv.org/index.php/ajtuv/article/view/312