@article{IVM_2007_11_a5,
     author = {P. A. Savenko and L. P. Protsakh},
     title = {Implicit function method in solving a two-dimensional nonlinear spectral problem},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {41--44},
     publisher = {mathdoc},
     number = {11},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2007_11_a5/}
}