SON, Nguyen Quoc; GIANG, Nguyen Truong. Standard gradient models and crack simulation. <b>Vietnam Journal of Mechanics</b>, Hanoi, Vietnam, v. 33, n. 4, p. 293–301, 2011. DOI: 10.15625/0866-7136/33/4/261. Disponível em: https://vjmech.vast.vn/vjmech/article/view/261. Acesso em: 8 nov. 2025.