Usherenko Y, Usherenko S, Dashkevich V, Yazdani J. USING DYNAMIC PRE-ACTIVATION OF STEEL SURFACES FOR NITRIDING INTENSIFICATION. ETR [Internet]. 2017 Jun. 15 [cited 2024 Nov. 23];3:321-4. Available from: https://journals.ru.lv/index.php/ETR/article/view/2616