@article{IIMI_2012_1_a12,
     author = {A. S. Volkova and V. V. Provotorov},
     title = {The problem of boundary control for a differential system on a graph},
     journal = {Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta},
     pages = {30--31},
     year = {2012},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIMI_2012_1_a12/}
}