1. Cognitive radio: brain-empowered wireless communications;Haykin;IEEE J. Sel. Areas Commun.,2005
2. Guest editorial—cognitive radio: theory and application;Liang;IEEE J. Sel. Areas Commun.,2008
3. A. Goldsmith, S.A. Jafar, I. Maric, S. Srinivasa, Breaking spectrum gridlock with cognitive radio: an information theoretic perspective, ProcIEEE 97 (May (5)) (2009) 894–914.
4. Cognitive radio networks: realistic or not?;Pelechrinis;SIGCOMM Comput. Commun. Rev.,2013
5. Authorized Shared Access (ASA): an evolutionary spectrum authorization scheme for sustainable economic growth and consumer benefit, Ingenious Consulting Networks, commissioned by Qualcomm and Nokia.