%0 Journal Article %A V. P. Tanana %A A. A. Timonov %T On projection methods for solving nonlinear unstable problems %J Doklady Akademii Nauk %D 1976 %P 558-561 %V 229 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1976_229_3_a8/ %G ru %F DAN_1976_229_3_a8