@article{DE_1983_19_3_a26,
     author = {O. P. Filatov},
     title = {Stability of multifrequency systems in the case of resonance without synchronization of phase variables},
     journal = {Differencialʹnye uravneni\^a},
     pages = {543--546},
     publisher = {mathdoc},
     volume = {19},
     number = {3},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1983_19_3_a26/}
}