Transforms in signals and systems by Kraniauskas, Peter

Digital signal transmission by Bissell, C. C. (Chris C.)

Multiresolution signal decomposition transforms, subbands, and wavelets by Akansu, Ali N. 1958-, Haddad, Richard A.

Available for University of the Philippines System via ScienceDirect. Click here to access
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Signal processing theories and applications

Available for University of the Philippines System via ScienceDirect. Click here to access
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Solid-state microwave generation

Digital signal processing principles, algorithms, and applications by Proakis, John G.

Communication within animal cells by Barritt, Greg J.

Communications, traffic signals, and traffic control devices, 1991.

Manintenance management, traffic safety, and snow removal.

Traffic control devices and highway visibility