OLEYNIKOV, A. .; PULAVSKY, V. .; CHIGIREV, I. . Improving the efficiency of methods and means for suppressing unauthorized speech recording. Radiotekhnika, [S. l.], v. 2, n. 209, p. 156–161, 2022. DOI: 10.30837/rt.2022.2.209.15. Disponível em: http://rt.nure.ua/article/view/262518. Acesso em: 26 apr. 2024.