Osamu Nakamura Shinsuke Takaoka Eisuke Kudoh Fumiyuki Adachi Frequency-Domain Adaptive Antenna Array for Multi-Code MC-CDMA. 918-925 2007 90-B IEICE Transactions 4 http://dx.doi.org/10.1093/ietcom/e90-b.4.918 db/journals/ieicet/ieicet90b.html#NakamuraTKA07