%0 Journal Article
%A S. A. Nazarov
%A M. V. Olyushin
%T Perturbation of the eigenvalues of the Neumann problem due to the variation of the domain boundary
%J Algebra i analiz
%D 1993
%P 169-188
%V 5
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AA_1993_5_2_a7/
%G ru
%F AA_1993_5_2_a7