PHO, Nguyen Van. On a theorem of shakedown theory. <b>Vietnam Journal of Mechanics</b>, Hanoi, Vietnam, v. 8, n. 2, p. 13–20, 1986. DOI: 10.15625/0866-7136/10362. Disponível em: https://vjmech.vast.vn/vjmech/article/view/10362. Acesso em: 9 nov. 2025.