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@article{IM_1971__13_142086, author = {M. Herrera and D. Liebermann}, title = {Duality and the {DeRham} {Cohomology} of {Infinitesimal} {Neighborhoods.}}, journal = {Inventiones mathematicae}, pages = {97--124}, publisher = {mathdoc}, volume = {13}, year = {1971}, zbl = {0218.32005}, url = {http://geodesic.mathdoc.fr/item/IM_1971__13_142086/} }
M. Herrera; D. Liebermann. Duality and the DeRham Cohomology of Infinitesimal Neighborhoods.. Inventiones mathematicae, Tome 13 (1971), pp. 97-124. http://geodesic.mathdoc.fr/item/IM_1971__13_142086/