%0 Journal Article %A Ioannis K. Argyros %A Saïd Hilout %T On the convergence of two-step Newton-type methods of high efficiency index %J Applicationes Mathematicae %D 2009 %P 465-499 %V 36 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am36-4-6/ %R 10.4064/am36-4-6 %G en %F 10_4064_am36_4_6