%0 Journal Article %A S. N. Samborskii %T On overdetermined elliptic boundary value problems with a parameter and overdetermined parabolic boundary value problems %J Doklady Akademii Nauk %D 1983 %P 544-549 %V 271 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1983_271_3_a6/ %G ru %F DAN_1983_271_3_a6