@article{1183505417, author = {Hillman, A. P.}, title = {A note on differential polynomials}, journal = {Bull. Amer. Math. Soc.}, volume = {49}, number = {12}, year = {1943}, pages = { 711-712}, language = {en}, url = {http://dml.mathdoc.fr/item/1183505417} }
Hillman, A. P. A note on differential polynomials. Bull. Amer. Math. Soc., Tome 49 (1943) no. 12, pp. 711-712. http://gdmltest.u-ga.fr/item/1183505417/