%0 Journal Article %A V. P. Shapeev %A L. S. Bryndin %A V. A. Belyaev %T Numerical solution of an elliptic problem with several interfaces %J Numerical methods and programming %D 2022 %P 172-190 %V 23 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMP_2022_23_3_a0/ %G ru %F VMP_2022_23_3_a0