1. S. Verdtí, Multiuser detection, in Advances in Statistical Signal Pro-cessing, vol. 2, pp. 369–409. JAI Press Inc., Greenwich, CT, 1993.
2. A. Duel-Hallen, J. Holtzman, and Z. Zvonar, Multiuser detection for CDMA systems, IEEE/A CM Pers. Commun, vol 2, pp. 46–58, Apr. 1995.
3. S. Moshavi, Multi-user detection for DS-CDMA communications, IEEE Commun. Mag, vol 34, no. 10, pp. 124–137, Oct. 1996.
4. P. B. Rapajic and B. S. Vucetic, Adaptive receiver structures for asynchronous CDMA systems, IEEE J. Select. Areas Commun, vol 12, no. 4, pp. 685–697, May 1994.
5. P. B. Rapajic and B. S. VuceticLinear adaptive transmitter-receiver structures for asynchronous CDMA systems European Trans. Telecommun. vol. 6, no. 1, pp. 21–27January-February 1995