@article{05017498, title = {A conjecture on Poincar\'e-Betti series of modules of differential operators on a generic hyperplane arrangement.}, journal = {Experimental Mathematics}, volume = {14}, year = {2005}, pages = {445-456}, doi = {10.1080/10586458.2005.10128934}, zbl = {1094.13041}, language = {en}, url = {http://dml.mathdoc.fr/item/05017498} }
Snellman, Jan. A conjecture on Poincaré-Betti series of modules of differential operators on a generic hyperplane arrangement.. Experimental Mathematics, Tome 14 (2005) pp. 445-456. doi : 10.1080/10586458.2005.10128934. http://gdmltest.u-ga.fr/item/05017498/