%0 Journal Article %A F. G. Avkhadiev %A L. A. Aksent'ev %T Sufficient conditions for univalence of analytic functions %J Doklady Akademii Nauk %D 1971 %P 743-746 %V 198 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1971_198_4_a0/ %G ru %F DAN_1971_198_4_a0