@article{DE_1982_18_5_a1,
     author = {A. S. Galiullin},
     title = {Determination of the force function from a given integral of equations of motion},
     journal = {Differencialʹnye uravneni\^a},
     pages = {744--748},
     publisher = {mathdoc},
     volume = {18},
     number = {5},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1982_18_5_a1/}
}