1. Mitola, J.; Maguire, G.Q., Jr, Cognitive radio: making software radios more personal, Personal Communications, IEEE, vol.6, no.4, pp.13,18, Aug 1999.
2. Federal Communications Commission, 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, Feb. 2005.
3. Yucek, T.; Arslan, H, A survey of spectrum sensing algorithms for cognitive radio applications, Communications Surveys & Tutorials, IEEE, vol.11, no.1, pp.116,130, First Quarter 2009.
4. Liu, Wei, Daan Pareit, Eli De Poorter, and Ingrid Moerman, Advanced spectrum sensing with parallel processing based on software-defined radio, EURASIP Journal on Wireless Communications and Networking 2013, vol. (2013), no. 1, pp.1-15, 2013.
5. Dikmese, S.; Renfors, M.; Dincer, H, FFT and filter bank based spectrum sensing for WLAN signals, Circuit Theory and Design (ECCTD), 2011 20th European Conference on, vol., no., pp.781,784, 29-31 Aug. 2011.