@article{DAN_1965_162_2_a5,
     author = {V. M. Millionshchikov},
     title = {Asymptotic behavior of solutions of linear systems with small perturbations},
     journal = {Doklady Akademii Nauk},
     pages = {266--268},
     publisher = {mathdoc},
     volume = {162},
     number = {2},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1965_162_2_a5/}
}