РАПИН, В. В. Direct synchronizing signal formation of oscillator with nonlinear feedback. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 4, n. 9(52), p. 8–11, 2011. DOI: 10.15587/1729-4061.2011.1468. Disponível em: https://journals.uran.ua/eejet/article/view/1468. Acesso em: 23 nov. 2024.