KHOA, Nguyen Viet; QUANG, Nguyen Van. Free vibration of a cracked double-beam carrying a concentrated mass. <b>Vietnam Journal of Mechanics</b>, Hanoi, Vietnam, v. 38, n. 4, p. 279–293, 2016. DOI: 10.15625/0866-7136/7118. Disponível em: https://vjmech.vast.vn/vjmech/article/view/7118. Acesso em: 8 nov. 2025.