%0 Journal Article %A V. S. Kozyakin %A M. A. Krasnosel'skii %T The method of parameter functionalization in the problem of bifurcation points %J Doklady Akademii Nauk %D 1980 %P 1061-1064 %V 254 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1980_254_5_a8/ %G ru %F DAN_1980_254_5_a8