1. IEEE Std. 802.16-2004: IEEE standard for local and metropolitan area networks part 16: air interface for fixed broadband wireless access systems; 2004.
2. IEEE P802.16-Cor1/D5, Draft corrigendum to ieee standard for local and metropolitan area networks – part 16: air interface for fixed broadband wireless access systems; 2005.
3. IEEE P802.16e/D11, Draft amendment to IEEE standard for local and metropolitan area networks – part 16: air interface for fixed and mobile broadband wireless access systems – amendment for physical and medium access control layers for combined fixed and mobile operation in licensed bands; 2005.
4. TDD coalition white paper, The Advantages and benefits of TDD broadband wireless access systems; 2001.