%0 Journal Article
%A V. K. Beloshapka
%T Invariants of CR-manifolds associated with the tangent quadric
%J Matematičeskie zametki
%D 1996
%P 42-52
%V 59
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MZM_1996_59_1_a3/
%G ru
%F MZM_1996_59_1_a3