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@article{IM2_1970_4_2_a3, author = {I. M. Gel'fand and D. B. Fuchs}, title = {Cohomology of the {Lie} algebra of formal vector fields}, journal = {Izvestiya. Mathematics }, pages = {327--342}, publisher = {mathdoc}, volume = {4}, number = {2}, year = {1970}, language = {en}, url = {http://geodesic.mathdoc.fr/item/IM2_1970_4_2_a3/} }
I. M. Gel'fand; D. B. Fuchs. Cohomology of the Lie algebra of formal vector fields. Izvestiya. Mathematics , Tome 4 (1970) no. 2, pp. 327-342. http://geodesic.mathdoc.fr/item/IM2_1970_4_2_a3/