Gähler, W.; Abd-Allah, A. S.; Kandil, A. On extended fuzzy topologies. (English) Zbl 0942.54004 Fuzzy Sets Syst. 109, No. 2, 149-172 (2000). Reviewer: Bernhard Behrens (Göteborg) MSC: 54A40 54A05 54A20 18B30 54B30 PDFBibTeX XMLCite \textit{W. Gähler} et al., Fuzzy Sets Syst. 109, No. 2, 149--172 (2000; Zbl 0942.54004) Full Text: DOI
Gähler, W.; Abd-Allah, A. S.; Kandil, A. Extended fuzzy topologies. III. Closedness and compactness. (English) Zbl 0913.54008 J. Fuzzy Math. 6, No. 3, 575-608 (1998). Reviewer: Bernhard Behrens (Göteborg) MSC: 54A40 54A05 54A20 54D30 PDFBibTeX XMLCite \textit{W. Gähler} et al., J. Fuzzy Math. 6, No. 3, 575--608 (1998; Zbl 0913.54008)
Gähler, W.; Abd-Allah, A. S.; Kandil, A. Extended fuzzy topologies. II. Characterizing notions. (English) Zbl 0913.54007 J. Fuzzy Math. 6, No. 3, 539-574 (1998). Reviewer: Bernhard Behrens (Göteborg) MSC: 54A40 54A05 PDFBibTeX XMLCite \textit{W. Gähler} et al., J. Fuzzy Math. 6, No. 3, 539--574 (1998; Zbl 0913.54007)
Gähler, W.; Abd-Allah, A. S.; Kandil, A. Extended fuzzy topologies. I. On fuzzy stacks. (English) Zbl 0909.54003 J. Fuzzy Math. 6, No. 1, 223-261 (1998). Reviewer: Bernhard Behrens (Göteborg) MSC: 54A40 18C15 03E72 PDFBibTeX XMLCite \textit{W. Gähler} et al., J. Fuzzy Math. 6, No. 1, 223--261 (1998; Zbl 0909.54003)