@article{DE_1994_30_11_a4,
     author = {A. N. Kanatnikov and A. P. Krishchenko},
     title = {Symmetries and the decomposition of nonlinear systems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1880--1891},
     publisher = {mathdoc},
     volume = {30},
     number = {11},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1994_30_11_a4/}
}