1. Rings with (x,y,x) and commutators in the left nucleus;Communications in Algebra;1988-01
2. On rings with commutators in the nuclei;Mathematische Zeitschrift;1971
3. On rings satisfying [(,,),]=0;Proceedings of the American Mathematical Society;1971
4. Prime (-1,1) rings with idempotent;Proceedings of the American Mathematical Society;1967
5. Prime associator-dependent rings with idempotent;Transactions of the American Mathematical Society;1967