@article{DANMA_2020_492_a20,
     author = {O. S. Rozanova and E. V. Chizhonkov},
     title = {On the existence of a global solution of a hyperbolic problem},
     journal = {Doklady Rossijskoj akademii nauk. Matematika, informatika, processy upravleni\^a},
     pages = {97--100},
     publisher = {mathdoc},
     volume = {492},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DANMA_2020_492_a20/}
}