Investigation of the fine structure of surface layers St. 40x after Pdt. analytical evaluation of the properties of plasticity and strength. In: THEORY AND PRACTICE OF PLASMA-DETONATION TECHNOLOGY OF SURFACE HARDENING METAL PRODUCTS. TECHNOLOGY CENTER PC; 2021. Accessed July 1, 2025. http://monograph.com.ua/catalog/chapter/978-617-7319-46-6/418