@article{1077308009, author = {Mathieu, Olivier}, title = {Filtrations of $B$ -modules}, journal = {Duke Math. J.}, volume = {58}, number = {1}, year = {1989}, pages = { 421-442}, language = {en}, url = {http://dml.mathdoc.fr/item/1077308009} }
Mathieu, Olivier. Filtrations of $B$ -modules. Duke Math. J., Tome 58 (1989) no. 1, pp. 421-442. http://gdmltest.u-ga.fr/item/1077308009/