Coherent signals direction-of-arrival estimation using a spherical microphone array: Frequency smoothing approach. - Dima Khaykin; Boaz Rafaely (WASPAA, 2009)

Optimal Model-Based Beamforming and Independent Steering for Spherical Loudspeaker Arrays. - Boaz Rafaely; Dima Khaykin (IEEE Trans. Speech Audio Process., 2011)