2008 Fifth International Conference on Fuzzy Systems and Knowledge Discovery Fuzzy Systems and Knowledge Discovery, 2008. FSKD '08. Fifth International Conference on. 1:605-609 Oct, 2008
International Journal of Numerical Analysis and Modeling. Series B (Int. J. Numer. Anal. Model. Ser. B) (20120101), 3, no.~4, 371-387. ISSN: 1923-2942 (print).eISSN: 1923-2950.