@article{DAN_1994_337_3_a1,
     author = {V. I. Zubov},
     title = {Criteria for the stability of stationary systems of differential},
     journal = {Doklady Akademii Nauk},
     pages = {298--299},
     publisher = {mathdoc},
     volume = {337},
     number = {3},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1994_337_3_a1/}
}