%0 Journal Article
%A V. A. Mikhailets
%T A Discreteness Criterion for the Spectrum of a One-Dimensional Schr\"odinger Operator with $\delta$-Interactions
%J Funkcionalʹnyj analiz i ego priloženiâ
%D 1994
%P 85-87
%V 28
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/FAA_1994_28_4_a9/
%G ru
%F FAA_1994_28_4_a9