An Improved Partial Adaptive Narrow-Band Beamformer Using Concentric Ring Array. - Luis M. Vicente; K. C. Ho 001; Chiman Kwan (ICASSP (4), 2006)

Combined beamspace and element space technique for partial adaptive concentric ring array. - Luis M. Vicente; K. C. Ho 001 (EUSIPCO, 2007)

Sensor Allocation for Source Localization With Decoupled Range and Bearing Estimation. - K. C. Ho 001; Luis M. Vicente (IEEE Trans. Signal Process., 2008)