TL-subrings and TL-ideals. Part 1. Basic concepts

Fuzzy sets

L. A. Zadeh · Information and Control · 1965 · 66.1K citations

Fuzzy groups

Azriel Rosenfeld · Journal of Mathematical Analysis and Applications · 1971 · 1.3K citations

Basic Algebra I.

Andy R. Magid, Nathan Jacobson · American Mathematical Monthly · 1986 · 842 citations

Applications of fuzzy sets to systems analysis

C.V. Negoita, Dan A. Ralescu, Siegfried Gottwald · IEEE Transactions on Systems Man and Cybernetics · 1977 · 567 citations

Humanities, Mathematics, Knowledge Representation +7

Fuzzy invariant subgroups and fuzzy ideals

Liu Wang-jin · Fuzzy Sets and Systems · 1982 · 551 citations

Natural Sciences, Mathematics, Algebra +9