@article{TM_2009_265_a23,
     author = {I. V. Volovich and O. V. Groshev and N. A. Gusev and E. A. Kuryanovich},
     title = {On {Solutions} to the {Wave} {Equation} on {a~Non-globally} {Hyperbolic} {Manifold}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {273--287},
     publisher = {mathdoc},
     volume = {265},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_2009_265_a23/}
}