%0 Journal Article %A A. N. Tikhonov %T On non-linear equations of the first kind %J Doklady Akademii Nauk %D 1965 %P 1023-1026 %V 161 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_161_5_a6/ %G ru %F DAN_1965_161_5_a6