PAVLIKOV, A. M.; KRUPCHENKO, O. A. Composite steel and concrete beams, I-beams are in the supercritical stage of concrete working, their strength’s analysis of normal sections. Science and Transport Progress , [S. l.], n. 39, p. 123–125, 2011. DOI: 10.15802/stp2011/6886. Disponível em: https://stp.ust.edu.ua/article/view/6886. Acesso em: 3 may. 2024.