%0 Journal Article %A M. Schechter %T Remarks on elliptic boundary value problems %J Matematika %D 1960 %P 3-22 %V 4 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAT_1960_4_6_a0/ %G ru %F MAT_1960_4_6_a0