%0 Journal Article %A M. I. Vishik %T Fundamental solutions of infinite-dimensional elliptic operators of arbitrary order with constant coefficients %J Doklady Akademii Nauk %D 1973 %P 764-767 %V 208 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1973_208_4_a1/ %G ru %F DAN_1973_208_4_a1