1. S. Weinstein, P. Ebert, Data transmission by frequency-division multiplexing using the discrete K-Fourie transform, IEEE Trans. on Communications, 19(1971)5, 628–634.
2. J. A. C. Bingham, Multicarrier modulation for the data transmission: An idea whose time has come, IEEE Communication Magazine, 28(1990)5, 5–14.
3. Volker Aue, Gerhard. P. Fettweis, Higher-level multi-carrier modulation and its implementation, Proc. of IEEE Int. Symp. on Spread Spectrum Techniques & Implementations, Mainz, Germany, Sept. 1996, 126–130.
4. Nathan. Yee, J. P. Linnartz, Gerhard Fettweis, Multicarrier CDMA in indoor wireless radio networks, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, Yokohama, Japan, Sept. 1993, 109–113.
5. A. Muayyadi, M. A. Abu-Rgheff, A Wavelet-based MC-CDMA cellular systems, IEEE 6th Int’l Symp. on Spread Spectrum Tech&Appl, NJIT, New Jersy, USA, Sept 6–8th, 2000, 145–149.