@article{GDZPPN002034336,
title = {On commutativity of P.I. rings.},
journal = {Aequationes mathematicae},
volume = {26},
year = {1983},
pages = {83-88},
zbl = {0537.16028},
url = {http://dml.mathdoc.fr/item/GDZPPN002034336}
}
Bell, Howard E. On commutativity of P.I. rings.. Aequationes mathematicae, Tome 26 (1983) pp. 83-88. http://gdmltest.u-ga.fr/item/GDZPPN002034336/