International Journal of Fuzzy Systems
International Journal of Fuzzy Systems > 2015 > 17 > 1 > 53-66
International Journal of Fuzzy Systems > 2015 > 17 > 4 > 499-508
International Journal of Fuzzy Systems > 2015 > 17 > 1 > 53-66
International Journal of Fuzzy Systems > 2015 > 17 > 4 > 499-508