APPLIED INTELLIGENCE, vol. 17, no. 2, page. 171 - 185, 2002-09
IEEE TRANSACTIONS ON EVOLUTIONARY COMPUTATION, vol. 6, no. 4, page. 413 - 419, 2002-08
PATTERN RECOGNITION LETTERS, vol. 23, no. 7, page. 833 - 841, 2002-05
INTELLIGENT AUTOMATION AND SOFT COMPUTING, vol. 8, no. 4, page. 303 - 313, 2002-01