@article{IVM_1975_6_a6,
     author = {Yu. M. Krikunov},
     title = {A~certain problem of {Gellerstedt}},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {56--59},
     publisher = {mathdoc},
     number = {6},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1975_6_a6/}
}