1. , . Spectrum agile radio: a society of machines with value-orientation. Invited paper. 11th European Wireless 2005, Nicosia Cyprus. 2005; 2: 539–546.
2. . Measurement and analysis of urban spectrum usage. International Symposium on Advanced Radio Technologies ISART. Boulder Colorado USA, Mar 2004. Available from: http://www.ece.gatech.edu/research/labs/rsel [April 2004].
3. The End of Spectrum Scarcity
4. Cognitive radio technologies in the public safety and governmental arenas. FCC Cognitive Radios Workshop, Washington DC. May 2003.
5. , . Spectrum agile radio: radio resource measurements for opportunistic spectrum usage. Globecom 2004 Dallas TX, USA.