@article{GDZPPN002205181,
title = {Filtrations on generalized Verma modules for Hermitian symmetric pairs.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {390},
year = {1988},
pages = {54-86},
zbl = {0631.22014},
url = {http://dml.mathdoc.fr/item/GDZPPN002205181}
}
Irving, R.S.; Collingwood, D.A. Filtrations on generalized Verma modules for Hermitian symmetric pairs.. Journal für die reine und angewandte Mathematik, Tome 390 (1988) pp. 54-86. http://gdmltest.u-ga.fr/item/GDZPPN002205181/