@article{IVM_2009_12_a5,
     author = {Yu. K. Sabitova},
     title = {Nonlocal initial-boundary-value problems for a~degenerate hyperbolic equation},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {49--58},
     publisher = {mathdoc},
     number = {12},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2009_12_a5/}
}