%0 Journal Article
%A M. I. Belishev
%T An approach to multidimensional inverse problems for the wave
%J Doklady Akademii Nauk
%D 1987
%P 524-527
%V 297
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1987_297_3_a1/
%G ru
%F DAN_1987_297_3_a1