%0 Journal Article %A E. G. Emel'yanov %A G. V. Kuz'mina %T On extremal problems in classes of univalent functions which do not assume given values %J Zapiski Nauchnykh Seminarov POMI %D 1985 %P 94-114 %V 144 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1985_144_a9/ %G ru %F ZNSL_1985_144_a9