A NUMERICAL STUDY REGARDING THE INFLUENCE OF THE LONGITUDINAL EXTENT OF A T-SHAPED CRACK ON THE EIGENFREQUENCY DECREASE OF CANTILEVER BEAMS. Journal of Engineering Studies and Research, [S. l.], v. 24, n. 4, p. 50–55, 2018. DOI: 10.29081/jesr.v24i4.49. Disponível em: https://jesr.ub.ro/journal/article/view/49. Acesso em: 14 sep. 2025.