TY  - JOUR
T1  - Cognitive-radio systems for spectrum, location, and environmental awareness
A1  - Celebi, H.
A1  - Guvenc, I.
A1  - Gezici, S.
A1  - Arslan, H.
JA  - IEEE Antennas and Propagation Magazine
Y1  - 2010
VL  - 58
SP  - 3972
EP  - 3989
ER  -