%0 Journal Article %A E. A. Grebenikov %T The existence of Jacoby integral for differential equations in a~finite circular Newton problem of many bodies %J Matematičeskoe modelirovanie %D 1998 %P 118-122 %V 10 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM_1998_10_6_a9/ %G ru %F MM_1998_10_6_a9