1. Linear and adaptive delta modulation;Abate;IEEE Proceedings,1967
2. Spectra of digital FM;Anderson;BSTJ,1965
3. Modulation Considerations for a 91 Mbit/s digital radio;Anderson;IEEE Trans. on Communications,1978
4. The specification and design of bandlimited digitalradio systems;Bayless;IEEE Trans. on Communications,1979
5. Spectral Density and Autocorrelation Functions Associated with Binary Frequency Shift Keying;Bennett;BSTJ,1963