%0 Journal Article %A A. V. Borisov %A A. A. Kilin %A I. S. Mamaev %T A new integrable problem of motion of point vortices on the sphere %J Russian journal of nonlinear dynamics %D 2007 %P 211-223 %V 3 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/ND_2007_3_2_a5/ %G ru %F ND_2007_3_2_a5