%0 Journal Article %A A. M. Vinogradov %T On the algebro-geometric foundations of Lagrangian field theory %J Doklady Akademii Nauk %D 1977 %P 284-287 %V 236 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_236_2_a1/ %G ru %F DAN_1977_236_2_a1