1. Albert, A. A. Structure of Algebras (second edition). AMS Colloq. Pub. 24. American Mathematical Society, Providence
2. Anderson, F., and Fuller K. [74] Rings and Categories of Modules. Springer-Verlag, Berlin.
3. Artin, E., Nesbit, C. J., and Thrall, R. Rings with Minimum Condition. University of Michigan Press, Ann Arbor.
4. Barbilian, D. Teoria Aritmetica a Idealilor (in inele necomutatiue). Ed. Acad. Rep. Pop. Romine, Bucaresti
5. Barwise, J. (Ed.) Handbook of Logic. North-Holland, Amsterdam