TY - JOUR AU - V. I. Voytitsky AU - A. S. Prudkii TI - Refined spectral properties of Dirichlet and Neumann problems for the Laplace operator in a rectangular domain JO - Vladikavkazskij matematičeskij žurnal PY - 2023 SP - 20 EP - 32 VL - 25 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMJ_2023_25_1_a1/ LA - ru ID - VMJ_2023_25_1_a1 ER -