@article{01969389, title = {More about embeddings of almost homogeneous Heisenberg groups.}, journal = {Journal of Lie Theory}, volume = {13}, year = {2003}, pages = {443-455}, zbl = {1030.22002}, language = {en}, url = {http://dml.mathdoc.fr/item/01969389} }
Hoheisel, J.; Stroppel, M. More about embeddings of almost homogeneous Heisenberg groups.. Journal of Lie Theory, Tome 13 (2003) pp. 443-455. http://gdmltest.u-ga.fr/item/01969389/