%0 Journal Article %A Yu. E. Anikonov %A M. V. Neshchadim %T Differential identities for nonlinear equations with partial derivatives %J Sibirskij žurnal čistoj i prikladnoj matematiki %D 2015 %P 21-28 %V 15 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VNGU_2015_15_1_a1/ %G ru %F VNGU_2015_15_1_a1