A least squares approach to the design of frequency invariant beamformers. - Yong Zhao 003; Wei Liu 001; Richard J. Langley (EUSIPCO, 2009)

Adaptive wideband beamforming with response variation constraints. - Yong Zhao 003; Wei Liu 001; Richard J. Langley (EUSIPCO, 2010)

Subband design of fixed wideband beamformers based on the least squares approach. - Yong Zhao 003; Wei Liu 001; Richard J. Langley (Signal Process., 2011)

Robust Fixed Frequency Invariant Beamformer Design Subject to Norm-Bounded Errors. - Yong Zhao 003; Wei Liu 001 (IEEE Signal Process. Lett., 2013)