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@article{MAN_1971__192_162171, author = {J.R. DORROH}, title = {Local {Groups} of {Differentiable} {Transformations.}}, journal = {Mathematische Annalen}, pages = {243--249}, publisher = {mathdoc}, volume = {192}, year = {1971}, zbl = {0205.28301}, url = {http://geodesic.mathdoc.fr/item/MAN_1971__192_162171/} }
J.R. DORROH. Local Groups of Differentiable Transformations.. Mathematische Annalen, Tome 192 (1971), pp. 243-249. http://geodesic.mathdoc.fr/item/MAN_1971__192_162171/