1. Regular self-injective rings with a polynomial identity;Armendariz;Trans. Amer. Math. Soc.,1974
2. Baer ∗-rings;Berberian,1972
3. Directly finite ℵ0-complete regular rings are unit-regular;Busqué,1986
4. Von Neumann Regular Rings;Goodearl,1979
5. Ring Theory: Nonsingular Rings and Modules;Goodearl,1976