Model of plastic strain of material on a free surface of cylindrical patterns during axial-symmetric compression. Part 2. Definition of accumulated strain and intensity of logarithmic stains on the basis of different approximations. Вісник ВПІ [Internet]. 2010 Nov. 12 [cited 2026 Nov. 15];(3):99-102. Available from: https://vpi.sprava.net/index.php/visnyk/article/view/1691