@article{MM_1998_10_6_a9,
     author = {E. A. Grebenikov},
     title = {The existence of {Jacoby} integral for differential equations in a~finite circular {Newton} problem of many bodies},
     journal = {Matemati\v{c}eskoe modelirovanie},
     pages = {118--122},
     publisher = {mathdoc},
     volume = {10},
     number = {6},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MM_1998_10_6_a9/}
}