@article{IVM_2022_8_a3,
     author = {A. N. Mironov and A. P. Volkov},
     title = {On the {Darboux} problem for a hyperbolic system of equations with multiple characteristics},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {39--45},
     publisher = {mathdoc},
     number = {8},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2022_8_a3/}
}