IEEE COMMUNICATIONS LETTERS, vol. 9, no. 9, page. 823 - 825, 2005-09
ADVANCED MATERIALS, vol. 22, no. 18, page. 2045 - +, 2010-05-11
ADVANCED MATERIALS, vol. 23, no. 19, page. 2221 - +, 2011-05-17
IEEE COMMUNICATIONS LETTERS, vol. 10, no. 6, page. 489 - 491, 2006-06
IEEE TRANSACTIONS ON INFORMATION THEORY, vol. 51, no. 8, page. 2894 - 2901, 2005-08