A classification of types of extensions from TOP to QFTOP. - F. H. Khedr; Fathei M. Zeyada (Fuzzy Sets Syst., 1998)

Comments on some versions of intuitionistic fuzzy propositional calculus due to K. Atanassov and G. Gargov. - K. M. Abd El-Hakeim; Fathei M. Zeyada (Fuzzy Sets Syst., 2000)

α-continuity and cα-continuity in fuzzifying topology. - F. H. Khedr; Fathei M. Zeyada; Osama Rashed Sayed (Fuzzy Sets Syst., 2000)

pre-Continuity and D(c, p)-continuity in fuzzifying topology. - K. M. Abd El-Hakeim; Fathei M. Zeyada; Osama Rashed Sayed (Fuzzy Sets Syst., 2001)

On separation axioms in fuzzifying topology. - F. H. Khedr; Fathei M. Zeyada; Osama Rashed Sayed (Fuzzy Sets Syst., 2001)

L-pre-separation axioms in (2, L)-topologies based on complete residuated lattice-valued logic. - Fathei M. Zeyada; M. Azab Abd-Allah; Ahmed Khalf Mousa (Int. J. Fuzzy Log. Intell. Syst., 2009)

Some Fundamental Concepts in (2, L)-Fuzzy Topology Based on Complete Residuated Lattice-Valued Logic. - Fathei M. Zeyada; Ahmed M. Zahran; S. Ahmed Abd El-Baki; Ahmed Khalf Mousa (Int. J. Fuzzy Log. Intell. Syst., 2010)