%0 Journal Article %A N. M. Ivochkina %T A description of the stability cones generated by differential operators of Monge--Amp\`ere type %J Sbornik. Mathematics %D 1985 %P 259-268 %V 50 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1985_50_1_a16/ %G en %F SM_1985_50_1_a16