@article{IVM_1963_5_a20,
     author = {T. V. Chekmarev},
     title = {Solution of a second-order differential equation of hyperbolic type by reducing it to a system of integral equations},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {146--152},
     year = {1963},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1963_5_a20/}
}