El-Sanousy, E. \((r, s)\)-\((\tau_{12}, \tau_{12}^*)\)-\(\theta\)-generalized double fuzzy closed sets in bitopological spaces. (English) Zbl 1350.54009 J. Egypt. Math. Soc. 24, No. 4, 574-581 (2016). MSC: 54A40 03E72 54B10 PDFBibTeX XMLCite \textit{E. El-Sanousy}, J. Egypt. Math. Soc. 24, No. 4, 574--581 (2016; Zbl 1350.54009) Full Text: DOI
Zahran, A. M.; Abbas, S. E.; El-Sanousy, E. IF closure systems and IF closure operators. (English) Zbl 1229.54014 J. Egypt. Math. Soc. 18, No. 1, 23-39 (2010). MSC: 54A40 PDFBibTeX XMLCite \textit{A. M. Zahran} et al., J. Egypt. Math. Soc. 18, No. 1, 23--39 (2010; Zbl 1229.54014)
Abbas, S. E.; El-Sanousy, E. Some properties of \((r,s)\)-\(T_2\) space. (English) Zbl 1230.54005 J. Egypt. Math. Soc. 18, No. 1, 9-22 (2010). MSC: 54A40 PDFBibTeX XMLCite \textit{S. E. Abbas} and \textit{E. El-Sanousy}, J. Egypt. Math. Soc. 18, No. 1, 9--22 (2010; Zbl 1230.54005)