Vibration Mode Analysis of a 100m Simply-supported Steel Beam Bridge via POD of FEM. PNGUoT Journal of Proceedings, [S. l.], v. 1, n. 1, 2026. DOI: 10.63900/2m18d849. Disponível em: https://pnguotjournals.unitech.ac.pg/index.php/PNGUoT-JoP/article/view/126. Acesso em: 7 jun. 2026.