ZABOLOTNY, V.; HOLOBORODKO, Y.; ZABOLOTNY, D.; ABROSYMOV, D. Quantitative model of passive speech information concealment means using the nonlinear attenuators. Radiotekhnika, [S. l.], n. 223, p. 44–50, 2025. DOI: 10.30837/rt.2025.4.223.05. Disponível em: http://rt.nure.ua/article/view/350183. Acesso em: 24 jan. 2026.