Tong, Jingcheng Discrete sets in fuzzy topological spaces. (English) Zbl 0611.54004 Fuzzy Sets Syst. 21, 159-167 (1987). Reviewer: B.Behrens MSC: 54A40 54D10 PDFBibTeX XMLCite \textit{J. Tong}, Fuzzy Sets Syst. 21, 159--167 (1987; Zbl 0611.54004) Full Text: DOI
Malykhin, V. I.; Ponomarev, V. I. General topology (set-theoretic trend). (English. Russian original) Zbl 0434.54001 J. Sov. Math. 7, 587-629 (1977); translation from Itogi Nauki Tekh., Ser. Algebra Topologiya Geom. 13, 149-229 (1975). MSC: 54-02 54J05 PDFBibTeX XMLCite \textit{V. I. Malykhin} and \textit{V. I. Ponomarev}, J. Sov. Math. 7, 587--629 (1975; Zbl 0434.54001); translation from Itogi Nauki Tekh., Ser. Algebra Topologiya Geom. 13, 149--229 (1975) Full Text: DOI