@article{1077491227, author = {Dilworth, R. P.}, title = {Non-commutative arithmetic}, journal = {Duke Math. J.}, volume = {5}, number = {1}, year = {1939}, pages = { 270-280}, language = {en}, url = {http://dml.mathdoc.fr/item/1077491227} }
Dilworth, R. P. Non-commutative arithmetic. Duke Math. J., Tome 5 (1939) no. 1, pp. 270-280. http://gdmltest.u-ga.fr/item/1077491227/