@article{IIMI_2006_2_a4,
     author = {T. S. Bykova and E. L. Tonkov},
     title = {Asymptotical theory of linear systems with delays},
     journal = {Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta},
     pages = {21--26},
     year = {2006},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIMI_2006_2_a4/}
}