@article{IVM_2016_9_a4,
     author = {O. A. Repin and S. K. Kumykova},
     title = {On the solvability of nonlocal problem for a~hyperbolic equation of the second kind},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {51--58},
     publisher = {mathdoc},
     number = {9},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2016_9_a4/}
}