On the rational recursive sequence x n + 1 = ( α - β x n ) / ( γ - δ x n - x n - k ) . Zayed, E.M.E.; Shamardan, A.B.; Nofal, T.A. — 2008 International Journal of Mathematics and Mathematical Sciences
Thermal radiation and MHD effects on free convective flow of a polar fluid through a porous medium in the presence of internal heat generation and chemical reaction. Mohamed, R.A.; Abo-Dahab, S.M.; Nofal, T.A. — 2010 Mathematical Problems in Engineering