TY - JOUR AU - A. N. Bogolyubov AU - M. D. Malykh AU - A. A. Panin TI - 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 JO - Numerical methods and programming PY - 2009 SP - 83 EP - 93 VL - 10 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMP_2009_10_1_a9/ LA - ru ID - VMP_2009_10_1_a9 ER -