%0 Journal Article %A S. R. Nasyrov %T Branched covers of Riemann surfaces with a~given projection of the boundary %J Algebra i analiz %D 1993 %P 212-237 %V 5 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_1993_5_3_a6/ %G ru %F AA_1993_5_3_a6