%0 Journal Article %A D. I. Borisov %T Operator Estimates in Two-Dimensional Problems with a Frequent Alternation in the Case of Small Parts with the Dirichlet Condition %J Trudy Instituta matematiki i mehaniki %D 2023 %P 36-55 %V 29 %N 1 %U http://geodesic.mathdoc.fr/item/TIMM_2023_29_1_a2/ %G ru %F TIMM_2023_29_1_a2