@article{DE_1993_29_10_a0,
     author = {N. E. Barabanov},
     title = {On the {A{\v\i}zerman} problem for third-order time-dependent systems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1659--1668},
     publisher = {mathdoc},
     volume = {29},
     number = {10},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1993_29_10_a0/}
}