%0 Journal Article %A N. L. Vasilevski %A E. Ramirez de Arel'yano %A M. V. Shapiro %T The classical Hurwitz problem and the associated theory of %J Doklady Akademii Nauk %D 1996 %P 588-591 %V 349 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1996_349_5_a2/ %G ru %F DAN_1996_349_5_a2