TRAPEZON, K.; TRAPEZON, A. Analytical solution to the problem about free oscillations of a rigidly clamped circular plate of variable thickness. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 4, n. 7 (106), p. 16–23, 2020. DOI: 10.15587/1729-4061.2020.201073. Disponível em: https://journals.uran.ua/eejet/article/view/201073. Acesso em: 4 may. 2024.