%0 Journal Article %A E. A. Mikheeva %T On the behavior of solutions of elliptic equations of second order in the neighborhood of a~singular boundary point %J Sbornik. Mathematics %D 1969 %P 467-477 %V 9 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1969_9_4_a2/ %G en %F SM_1969_9_4_a2