%0 Journal Article %A A. Yu. Moskvin %T Topology of the Liouville foliation on a~2-sphere in the Dullin-Matveev integrable case %J Sbornik. Mathematics %D 2008 %P 411-448 %V 199 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2008_199_3_a4/ %G en %F SM_2008_199_3_a4