%0 Journal Article %A V. M. Krasnosel'skii %T The projection method for the study of bifurcation of the zero solution of a nonlinear operator equation with multidimensional bifurcation %J Doklady Akademii Nauk %D 1971 %P 1265-1268 %V 198 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1971_198_6_a3/ %G ru %F DAN_1971_198_6_a3