@article{1195516334,
author = {Hirai, Takeshi},
title = {On Richardson classes of unipotent elements in semisimple algebraic groups},
journal = {Proc. Japan Acad. Ser. A Math. Sci.},
volume = {57},
number = {1},
year = {1981},
pages = { 367-372},
language = {en},
url = {http://dml.mathdoc.fr/item/1195516334}
}
Hirai, Takeshi. On Richardson classes of unipotent elements in semisimple algebraic groups. Proc. Japan Acad. Ser. A Math. Sci., Tome 57 (1981) no. 1, pp. 367-372. http://gdmltest.u-ga.fr/item/1195516334/