Othman, Hakeem A.; Sibih, Alanod M. Weak and strong forms of fuzzy \(\alpha\)-open (closed) sets and its applications. (English) Zbl 1413.54043 J. Adv. Stud. Topol. 9, No. 2, 100-112 (2018). MSC: 54A40 54C08 54C10 PDFBibTeX XMLCite \textit{H. A. Othman} and \textit{A. M. Sibih}, J. Adv. Stud. Topol. 9, No. 2, 100--112 (2018; Zbl 1413.54043) Full Text: DOI
Othman, Hakeem A. On weak and strong forms of \(\beta\)-open sets. (English) Zbl 1412.54023 Bull. Int. Math. Virtual Inst. 7, No. 1, 1-9 (2017). MSC: 54A40 54C08 54C10 PDFBibTeX XMLCite \textit{H. A. Othman}, Bull. Int. Math. Virtual Inst. 7, No. 1, 1--9 (2017; Zbl 1412.54023)
Othman, Hakeem A. On fuzzy supra-preopen sets. (English) Zbl 1357.54010 Ann. Fuzzy Math. Inform. 12, No. 3, 361-371 (2016). MSC: 54A40 54C08 54C10 PDFBibTeX XMLCite \textit{H. A. Othman}, Ann. Fuzzy Math. Inform. 12, No. 3, 361--371 (2016; Zbl 1357.54010) Full Text: Link