The limit state of steel beams research of damaged building elements. Academic journal Industrial Machine Building Civil Engineering, [S. l.], v. 2, n. 61, p. 23–28, 2023. DOI: 10.26906/znp.2023.61.3849. Disponível em: https://ojs35.nupp.edu.ua/znp/article/view/3849. Acesso em: 23 dec. 2025.