%0 Journal Article
%A D. G. Orlovskii
%T Fredholm solvability of inverse boundary value problems for second-order abstract differential equations
%J Differencialʹnye uravneniâ
%D 1992
%P 687-697
%V 28
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_1992_28_4_a16/
%G ru
%F DE_1992_28_4_a16