%0 Journal Article %A M. A. Krasnosel'skii %A Ya. B. Rutitskii %T Some approximate methods of solving non-linear operator equations by linearization %J Doklady Akademii Nauk %D 1961 %P 785-788 %V 141 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_141_4_a4/ %G ru %F DAN_1961_141_4_a4