%0 Journal Article %A Chen, Kuo-Wang %T Generalization of Steffensen's method for operator equations in Banach space %J Commentationes Mathematicae Universitatis Carolinae %D 1964 %P 47-77 %V 5 %N 2 %U http://geodesic.mathdoc.fr/item/CMUC_1964_5_2_a0/ %G en %F CMUC_1964_5_2_a0