@article{GDZPPN002109565,
title = {Functions on the universal cover of the prinicpal nilpotent orbit.},
journal = {Inventiones mathematicae},
volume = {110},
year = {1992},
pages = {15-28},
zbl = {0781.22010},
url = {http://dml.mathdoc.fr/item/GDZPPN002109565}
}
Graham, William A. Functions on the universal cover of the prinicpal nilpotent orbit.. Inventiones mathematicae, Tome 110 (1992) pp. 15-28. http://gdmltest.u-ga.fr/item/GDZPPN002109565/