IEEE TRANSACTIONS ON COMMUNICATIONS, vol. 57, no. 9, page. 2799 - 2807, 2009-09
IEEE SIGNAL PROCESSING LETTERS, vol. 16, no. 7, page. 620 - 623, 2009-07
IEICE TRANSACTIONS ON COMMUNICATIONS, vol. E90-B, no. 11, page. 3208 - 3215, 2007-11
IEEE COMMUNICATIONS LETTERS, vol. 11, no. 4, page. 316 - 318, 2007-04
IEEE COMMUNICATIONS LETTERS, vol. 11, no. 1, page. 28 - 30, 2007-01