%0 Journal Article %A M. V. Saveliev %T Multidimensional nonlinear equations: systems of Bourlette type %J Doklady Akademii Nauk %D 1987 %P 582-585 %V 292 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1987_292_3_a15/ %G ru %F DAN_1987_292_3_a15