@article{GDZPPN002217422, title = {Beispiel homogener Mannigfaltigkeiten.}, journal = {Manuscripta mathematica}, volume = {11}, year = {1973}, pages = {117-128}, zbl = {0264.32013}, url = {http://dml.mathdoc.fr/item/GDZPPN002217422} }
Otte, Michael; Potters, Joseph. Beispiel homogener Mannigfaltigkeiten.. Manuscripta mathematica, Tome 11 (1973) pp. 117-128. http://gdmltest.u-ga.fr/item/GDZPPN002217422/