%0 Journal Article
%A A. A. Agrachev
%T Quadratic mappings in geometric control theory
%J Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara
%D 1988
%P 111-205
%V 20
%I mathdoc
%U http://geodesic.mathdoc.fr/item/INTG_1988_20_a3/
%G ru
%F INTG_1988_20_a3