Optimal power allocation for OFDM cognitive system based on dual decomposition method. - Youyun Xu; Yuehuai Ma (IWCMC, 2010)

An Efficient Transmit Power and Bit Rate Allocation Algorithm for OFDM Based Cognitive Radio Systems. - Yuehuai Ma; Youyun Xu; Jin-Long Wang (IEICE Trans. Commun., 2011)

Power allocation in heterogeneous networks: Limited spectrum-sensing ability and combined protection. - Yuehuai Ma; Youyun Xu; Dongmei Zhang 004 (J. Commun. Networks, 2011)