@article{DE_2004_40_6_a4,
     author = {S. L. Sobolevskii},
     title = {Movable {Singular} {Points} of {Polynomial} {Ordinary} {Differential} {Equations}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {756--762},
     publisher = {mathdoc},
     volume = {40},
     number = {6},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2004_40_6_a4/}
}