%0 Journal Article %A M. A. Evgrafov %T On estimates of the fundamental solution of an elliptic equation with a~small parameter %J Sbornik. Mathematics %D 1983 %P 1-22 %V 44 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1983_44_1_a0/ %G en %F SM_1983_44_1_a0