Generalized mappings between fuzzy topological spaces. Kandil, A.; Kerre, E.E.; Nouh, A.A.; El-Shafei, M.E. — 1992 Mathematica Pannonica
Generalized compactness in fuzzy topological spaces E. E. Kerre; A. A. Nouh; A. Kandil — 1991 Matematički Vesnik