%0 Journal Article %A Tadeusz Jankowski %T Convergence of generalized-approximate iterations for an abstract equation %J Annales Polonici Mathematici %D 1970 %P 269-280 %V 24 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-24-3-269-280/ %R 10.4064/ap-24-3-269-280 %G en %F 10_4064_ap_24_3_269_280