КУНДЕНКО, Н. П. Determination of dependences for eigen frequencies of resonator. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 5, n. 9(59), p. 44–47, 2012. DOI: 10.15587/1729-4061.2012.4627. Disponível em: https://journals.uran.ua/eejet/article/view/4627. Acesso em: 18 may. 2024.