TRUONG, Bui Quang. The optimal height of aggregated steel beams. <b>Vietnam Journal of Mechanics</b>, Hanoi, Vietnam, v. 14, n. 2, p. 28–32, 1992. DOI: 10.15625/0866-7136/10231. Disponível em: https://vjs.ac.vn/vjmech/article/view/10231. Acesso em: 5 dec. 2025.