%0 Journal Article %A B. Yu. Sternin %A V. E. Shatalov %A B. Schulze %T On general boundary-value problems for elliptic equations %J Sbornik. Mathematics %D 1998 %P 1573-1586 %V 189 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1998_189_10_a7/ %G en %F SM_1998_189_10_a7