2011
Power allocation in heterogeneous networks: Limited spectrum-sensing ability and combined protection.
J. Commun. Networks, 2011

An Efficient Transmit Power and Bit Rate Allocation Algorithm for OFDM Based Cognitive Radio Systems.
IEICE Trans. Commun., 2011

2010
Optimal power allocation for OFDM cognitive system based on dual decomposition method.
Proceedings of the 6th International Wireless Communications and Mobile Computing Conference, 2010