@article{ISU_2011_11_3_a14,
     author = {S. V. Lexina},
     title = {The second boundary problem for the system hyperbolic type second order for large~$T$},
     journal = {Izvestiya of Saratov University. Mathematics. Mechanics. Informatics},
     pages = {94--99},
     publisher = {mathdoc},
     volume = {11},
     number = {3},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ISU_2011_11_3_a14/}
}