%0 Journal Article
%A I. Kh. Khusnullin
%T Perturbation of a waveguide by a narrow potential
%J Trudy Instituta matematiki i mehaniki
%D 2017
%P 274-284
%V 23
%N 2
%U http://geodesic.mathdoc.fr/item/TIMM_2017_23_2_a22/
%G ru
%F TIMM_2017_23_2_a22