@article{01442129, title = {On special pieces in the unipotent variety.}, journal = {Experimental Mathematics}, volume = {8}, year = {1999}, pages = {281-290}, doi = {10.1080/10586458.1999.10504405}, zbl = {0962.20033}, language = {en}, url = {http://dml.mathdoc.fr/item/01442129} }
Geck, Meinolf; Malle, Gunter. On special pieces in the unipotent variety.. Experimental Mathematics, Tome 8 (1999) pp. 281-290. doi : 10.1080/10586458.1999.10504405. http://gdmltest.u-ga.fr/item/01442129/