@article{IVM_2010_2_a7,
     author = {D. N. Tumakov},
     title = {An over-determined boundary problem for the {Helmholtz} equation in a~semifinite domain with a~curvilinear boundary},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {77--85},
     publisher = {mathdoc},
     number = {2},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2010_2_a7/}
}