%0 Journal Article %A D. I. Borisov %T Asymptotic analysis of boundary-value problems for the Laplace operator with frequently alternating type of boundary conditions %J Contemporary Mathematics. Fundamental Directions %D 2021 %P 14-129 %V 67 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMFD_2021_67_1_a1/ %G ru %F CMFD_2021_67_1_a1