Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{AM2_1983__26_136986, author = {Howard E. Bell}, title = {On commutativity of {P.I.} rings.}, journal = {Aequationes mathematicae}, pages = {83--88}, publisher = {mathdoc}, volume = {26}, year = {1983}, zbl = {0537.16028}, url = {http://geodesic.mathdoc.fr/item/AM2_1983__26_136986/} }
Howard E. Bell. On commutativity of P.I. rings.. Aequationes mathematicae, Tome 26 (1983), pp. 83-88. http://geodesic.mathdoc.fr/item/AM2_1983__26_136986/