Kovalchuk, Kateryna P.Mazurenko, Oleksandr V.2016-12-262016-12-262015Kovalchuk K. P. Multichannel M-ary Bi-Orthogonal Keying / Kateryna P. Kovalchuk, Oleksandr V. Mazurenko // Information and telecommunication sciences : international research journal. – 2015. – Vol. 6, N. 1(10). – Pp. 3–7. – Bibliogr.: 15 ref.https://ela.kpi.ua/handle/123456789/18381enArticlePp. 3-7621.396.41