%0 Journal Article %A T. A. Sarymsakov %T Short proof of a~theorem of A.\,N.~Tihonov %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1965 %V 20 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1965_20_4_a14/ %G ru %F RM_1965_20_4_a14