%0 Journal Article %A M. A. Evgrafov %T A~variant of a~theorem of Ahlfors on mappings of strips %J Sbornik. Mathematics %D 1973 %P 95-104 %V 19 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1973_19_1_a5/ %G en %F SM_1973_19_1_a5