@article{VSGU_2009_4_a1,
     author = {S. V. Leksina},
     title = {The task of the boundary control in conditions of the second boundary value for the matrix wave equation},
     journal = {Vestnik Samarskogo universiteta. Estestvennonau\v{c}na\^a seri\^a},
     pages = {20--29},
     publisher = {mathdoc},
     number = {4},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGU_2009_4_a1/}
}