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@article{MZM_1994_56_4_a7, author = {L. V. Zilbergleit and V. V. Lychagin}, title = {Spencer cohomologies and symmetries}, journal = {Matemati\v{c}eskie zametki}, pages = {79--94}, publisher = {mathdoc}, volume = {56}, number = {4}, year = {1994}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1994_56_4_a7/} }
L. V. Zilbergleit; V. V. Lychagin. Spencer cohomologies and symmetries. Matematičeskie zametki, Tome 56 (1994) no. 4, pp. 79-94. http://geodesic.mathdoc.fr/item/MZM_1994_56_4_a7/
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