1. Cisco White Paper. (2016). Visual networking index: Global mobile data traffic forecast update, 2015–2020. [Online]. Available: http://www.cisco.com/c/en/us/solutions/collateral/service-provider/visual-networking-index-vni/mobile-white-paper-c11-520862.html , February 2016.
2. ITU Report M.2290-0 (2014). Future spectrum requirements estimate for terrestrial IMT.
3. The White House, President’s Council of Advisors on Science and Technology (PCAST) Report (2012). Realizing the full potential of government-held spectrum to spur economic growth, July 2012.
4. The FCC (2015). The 3.5 GHz report and order and second further notice of proposed rulemaking [Online]. Available: http://transition.fcc.gov/Daily_Releases/Daily_Business/2015/db0421/FCC-15-47A1.pdf , April 2015.
5. The FCC. White Spaces [Online]. Available: http://www.fcc.gov/topic/white-space .