@article{IVM_1980_2_a2,
     author = {V. M. Gur'yanov},
     title = {Approximate solution of boundary value problems for the wave equation},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {22--28},
     publisher = {mathdoc},
     number = {2},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1980_2_a2/}
}