@article{VSGU_2009_6_a6,
     author = {Yu. O. Yakovleva},
     title = {The reduction of the second and third order differential equations which admit {Lie} algebra},
     journal = {Vestnik Samarskogo universiteta. Estestvennonau\v{c}na\^a seri\^a},
     pages = {69--73},
     publisher = {mathdoc},
     number = {6},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGU_2009_6_a6/}
}