Fuzzy Sets and SystemsVolume 111, Issue 1, 1 April 2000, Pages 1-2EditorialAuthor links open overlay panelShow moreShareCitehttps://doi.org/10.1016/S0165-0114(98)00448-5Get rights and contentRecommended articlesReferences (0)Cited by (0)View full textCopyright © 2000 Published by Elsevier B.V.