PATTERN RECOGNITION LETTERS, vol. 23, no. 13, page. 1549 - 1558, 2002-11
FUZZY SETS AND SYSTEMS, vol. 130, no. 2, page. 207 - 225, 2002-09-01
FUZZY SETS AND SYSTEMS, vol. 125, no. 1, page. 93 - 104, 2002-01-01
PATTERN RECOGNITION LETTERS, vol. 23, no. 1-3, page. 103 - 111, 2002-01
LECTURE NOTES IN COMPUTER SCIENCE, vol. 2388, page. 397 - 407, 2002-01