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@article{MAN_1990__286_1-3_164652, author = {J\"org Winkelmann}, title = {On free holomorphic {C-actions} on {Cn} and homogeneous {Stein} manifolds.}, journal = {Mathematische Annalen}, pages = {593--612}, publisher = {mathdoc}, volume = {286}, number = {1-3}, year = {1990}, zbl = {0708.32004}, url = {http://geodesic.mathdoc.fr/item/MAN_1990__286_1-3_164652/} }
Jörg Winkelmann. On free holomorphic C-actions on Cn and homogeneous Stein manifolds.. Mathematische Annalen, Tome 286 (1990) no. 1-3, pp. 593-612. http://geodesic.mathdoc.fr/item/MAN_1990__286_1-3_164652/