%0 Journal Article
%A V. V. Lychagin
%A V. N. Rubtsov
%T Local classification of Monge--Amp\`ere differential equations
%J Doklady Akademii Nauk
%D 1983
%P 34-38
%V 272
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1983_272_1_a7/
%G ru
%F DAN_1983_272_1_a7