@article{GDZPPN002206404,
title = {Real hypersurfaces with constant principal curvatures in complex hyperbolic space.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {394},
year = {1989},
pages = {132-141},
zbl = {0655.53046},
url = {http://dml.mathdoc.fr/item/GDZPPN002206404}
}
Berndt, Jürgen. Real hypersurfaces with constant principal curvatures in complex hyperbolic space.. Journal für die reine und angewandte Mathematik, Tome 394 (1989) pp. 132-141. http://gdmltest.u-ga.fr/item/GDZPPN002206404/