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@article{MM2_1988__62_3_155341, author = {Frank D. Grosshans}, title = {Separeted orbits for certain non-reductive subgroups.}, journal = {Manuscripta mathematica}, pages = {205--218}, publisher = {mathdoc}, volume = {62}, number = {3}, year = {1988}, zbl = {0671.14023}, url = {http://geodesic.mathdoc.fr/item/MM2_1988__62_3_155341/} }
Frank D. Grosshans. Separeted orbits for certain non-reductive subgroups.. Manuscripta mathematica, Tome 62 (1988) no. 3, pp. 205-218. http://geodesic.mathdoc.fr/item/MM2_1988__62_3_155341/