MOHAMED, Ahmed Nader; EL KASHIF, Khaled F.; SALEM, Hamed M. An Investigation of the Fundamental Period of Vibration for Moment Resisting Concrete Frames. Civil Engineering Journal, [S. l.], v. 5, n. 12, p. 2626–2642, 2019. DOI: 10.28991/cej-2019-03091438. Disponível em: https://www.civilejournal.org/index.php/cej/article/view/1657. Acesso em: 1 jul. 2025.