Kuroki, Nobuaki Fuzzy bi-ideals in semigroups. (English) Zbl 0428.20041 Comment. Math. Univ. St. Pauli 28, 17-21 (1979). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 59 Documents MSC: 20M10 General structure theory for semigroups 20M12 Ideal theory for semigroups 03E72 Theory of fuzzy sets, etc. Keywords:fuzzy sets; fuzzy bi-ideal; completely regular semigroups PDF BibTeX XML Cite \textit{N. Kuroki}, Comment. Math. Univ. St. Pauli 28, 17--21 (1979; Zbl 0428.20041)