Teruhiko Miyatake Kazuki Chiba Masanori Hamamura Shin'ichi Tachikawa Asynchronous, Decentralized DS-CDMA Using Feedback-Controlled Spreading Sequences for Time-Dispersive Channels. 53-61 2008 91-B IEICE Transactions 1 http://dx.doi.org/10.1093/ietcom/e91-b.1.53 db/journals/ieicet/ieicet91b.html#MiyatakeCHT08