1. 5G roadmap: 10 key enabling technologies;Alylidiz I.F.;Comput. Netw.,2016
2. Federal Communications Commission. (2002).Notice of proposed rule‐making and order: facilitating opportunities for flexible efficient and reliable spectrum use employing cognitive radio technologies. ET Docket No. 03‐108.
3. Cognitive radio: making software radios more personal;Mitola J.;IEEE Pers. Commun. Mag.,1999
4. NeXt generation/dynamic spectrum access/cognitive radio wireless networks: a survey;Alylidiz I.F.;Comput. Netw.,2006
5. A survey of dynamic spectrum access: signal processing, networking, and regulatory policy;Zhao Q.;IEEE Signal Process. Mag.,2007