1. Multiuser OFDM;Lawrey,1999
2. Fundamentals of Wireless Communication;Tse,2005
3. Particle swarm optimization for resource allocation in OFDMA;Gheitanchi,2007
4. Transmit power adaptation for multiuser OFDM system;Jang;IEEE J. Sel. Areas Commun.,2003
5. Use of linear programming for dynamic subchannel and bit allocation in multiuser OFDM;Kim;IEEE Trans. Veh. Technol.,2006