Eddy Taillefer, Cyril Plapous, Jun Cheng, Kyouichi Iigusa, Takashi Ohira. Reactance-domain MUSIC for ESPAR antennas (experiment). In 2003 IEEE Wireless Communications and Networking, WCNC 2003, New Orleans, LA, USA, 16-20 March, 2003. pages 98-102, IEEE, 2003. [doi]