M. M. K. Howlader, Haroon A. Qureshi. Spectral efficiency of adaptive OFDM systems using M-ary PSK modulation. In 2003 IEEE Wireless Communications and Networking, WCNC 2003, New Orleans, LA, USA, 16-20 March, 2003. pages 15-19, IEEE, 2003. [doi]
Abstract is missing.