1. Affine algebra with polynomial identities;Amitsur;Rend. Circ. Mat. Palermo (2),1993
2. Factorization ofnn;Baer;Proc. Amer. Math. Soc.,1953
3. The nilpotency of the radical in finitely generated PI-rings;Braun;J. Algebra,1984
4. A Lie property in group rings;Giambruno;Proc. Amer. Math. Soc.,1989
5. On the Lie ideals of a ring;Gupta;J. Algebra,1983