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@article{FAA_1978_12_2_a3, author = {I. Ya. Dorfman}, title = {Formal variational calculus in the algebra of smooth cylindrical functions}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {32--39}, publisher = {mathdoc}, volume = {12}, number = {2}, year = {1978}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1978_12_2_a3/} }
I. Ya. Dorfman. Formal variational calculus in the algebra of smooth cylindrical functions. Funkcionalʹnyj analiz i ego priloženiâ, Tome 12 (1978) no. 2, pp. 32-39. http://geodesic.mathdoc.fr/item/FAA_1978_12_2_a3/