N-topo nilpotency in fuzzy neighborhood rings. Ahsanullah, T.M.G.; Al-Thukair, Fawzi — 2004 International Journal of Mathematics and Mathematical Sciences

$T$-neighborhood groups. Ahsanullah, T.M.G.; Al-Thukair, Fawzi — 2004 International Journal of Mathematics and Mathematical Sciences

Fuzzy congruences on groups and rings. Samhan, Marouf A.; Ahsanullah, T.M.G. — 1994 International Journal of Mathematics and Mathematical Sciences

Characterization of fuzzy neighborhood commutative division rings. II. Ahsanullah, T.M.G.; Al-Thukair, Fawzi A. — 1995 International Journal of Mathematics and Mathematical Sciences

A characterization of fuzzy neighborhood commutative division rings. Ahsanullah, T.M.G.; Al-Thukair, Fawzi — 1993 International Journal of Mathematics and Mathematical Sciences