@article{VMP_2009_10_1_a9,
     author = {A. N. Bogolyubov and M. D. Malykh and A. A. Panin},
     title = {Two-sided estimates for the eigenvalues of the {Laplace} operator with {Dirichlet} boundary conditions and their application to problems in the mathematical theory of waveguides},
     journal = {Numerical methods and programming},
     pages = {83--93},
     publisher = {mathdoc},
     volume = {10},
     number = {1},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMP_2009_10_1_a9/}
}