LE, V. A.; NGUYEN, X. T. The Effect of Cracks on the Free Vibration of a Plate with Parabolic Thickness. Engineering, Technology & Applied Science Research, Greece, v. 13, n. 4, p. 11100–11105, 2023. DOI: 10.48084/etasr.5923. Disponível em: https://etasr.com/index.php/ETASR/article/view/5923. Acesso em: 26 nov. 2024.