@article{GDZPPN002285428, title = {On Ideals in Multidifferential Polynomial Rings.}, journal = {Mathematische Annalen}, volume = {132}, year = {1956}, pages = {289-309}, zbl = {0075.02601}, url = {http://dml.mathdoc.fr/item/GDZPPN002285428} }
Levin, F. On Ideals in Multidifferential Polynomial Rings.. Mathematische Annalen, Tome 132 (1956) pp. 289-309. http://gdmltest.u-ga.fr/item/GDZPPN002285428/