%0 Journal Article %A P. V. Morozov %T Topology of Liouville foliations in the Steklov and the Sokolov integrable cases of Kirchhoff's equations %J Sbornik. Mathematics %D 2004 %P 369-412 %V 195 %N 3 %U http://geodesic.mathdoc.fr/item/SM_2004_195_3_a3/ %G en %F SM_2004_195_3_a3