%0 Journal Article
%A N. V. Ustinov
%A Yu. V. Brezhnev
%T On the $\Psi$-function for finite-gap potentials
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 2002
%P 165-167
%V 57
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_2002_57_1_a12/
%G en
%F RM_2002_57_1_a12