Tatarko, J., M. Kushnir, I. Markova, and T. Ivchenko. “Use of Complex Modifiers for Improvement of Steel R7 Quality”. Science and Transport Progress , no. 3(45) (June 25, 2013): 67–73. Accessed November 24, 2024. https://stp.ust.edu.ua/article/view/14526.