@article{VSGTU_2016_20_2_a2,
     author = {A. A. Andreev and J. O. Yakovleva},
     title = {The {Cauchy} problem for a general hyperbolic differential equation of the $n$-th order},
     journal = {Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences},
     pages = {241--248},
     year = {2016},
     volume = {20},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGTU_2016_20_2_a2/}
}