TY - JOUR AU - D. I. Borisov TI - Asymptotic analysis of boundary-value problems for the Laplace operator with frequently alternating type of boundary conditions JO - Contemporary Mathematics. Fundamental Directions PY - 2021 SP - 14 EP - 129 VL - 67 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMFD_2021_67_1_a1/ LA - ru ID - CMFD_2021_67_1_a1 ER -