. Uazyrkhanova, G. K., M. K. Skakov, and N. A. Popova. “Redistribution Carbon Atoms in the Surface Layers of 30CRMNSIA Steel After Hot Deformation”. Recent Contributions to Physics, vol. 2013, no. 2, June 2013, pp. 38-45, https://bph.kaznu.kz/index.php/zhuzhu/article/view/82.