@article{DAN_1990_313_3_a0,
     author = {E. I. Alekseeva and V. M. Kirzhner},
     title = {Dependence of the stability of a set of dynamical systems on the},
     journal = {Doklady Akademii Nauk},
     pages = {521--524},
     publisher = {mathdoc},
     volume = {313},
     number = {3},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1990_313_3_a0/}
}