IEEE 802.16.2, Recommended Practices to Facilitate the Coexistence of Broadband Wireless Access (BWA) Systems, Draft 0 (IEEE 802.16c-99/02d0) J. Leland Langston <mailto:j-langston2@raytheon.com> http://grouper.ieee.org/groups/802/16/coexistence/docs/80216c-99_02d0.pdf