@article{1144437435, author = {Knop, Friedrich}, title = {Graded cofinite rings of differential operators}, journal = {Michigan Math. J.}, volume = {54}, number = {1}, year = {2006}, pages = { 3-24}, language = {en}, url = {http://dml.mathdoc.fr/item/1144437435} }
Knop, Friedrich. Graded cofinite rings of differential operators. Michigan Math. J., Tome 54 (2006) no. 1, pp. 3-24. http://gdmltest.u-ga.fr/item/1144437435/