Schaum's outline of theory and problems of analog and digital communications od Hsu, Hwei P. (Hwei Piao) 1930- .

Transmission analysis in communication systems od Shimbo, Osamu 1931-

Digital phase modulation od Anderson, John B. 1945-

Phase noise in signal sources theory and applications od Robins, W. P.

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Introduction to communication theory od Roden, Martin S.

Modulation, noise, and spectral analysis applied to information transmission od Panter, Philip F.

Modulation theory od Black, Harold S. 1898-