%0 Journal Article %A A. A. Ershov %A M. I. Rusanova %T Asymptotics of a boundary-value problem solution for the Laplace equation with type changing of the boundary condition on two small sites %J Čelâbinskij fiziko-matematičeskij žurnal %D 2017 %P 266-281 %V 2 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHFMJ_2017_2_3_a1/ %G ru %F CHFMJ_2017_2_3_a1