1. Artin, M., Rotthaus, C.: A structure theorem for power series rings. Algebraic Geometry and Commutative Algebra: in honor of Masayoshi Nagata, Vol. I, Kinokuniya, Tokyo, 35–44 (1988)
2. Atiyah, M., Macdonald, I.G.: Commutative Algebra. Addison-Wesley, Reading, MA (1969)
3. Avramov, L., Borek, A.: Factorial extensions of regular local rings and invariants of finite groups. J. Reine Angew. Math. 478, 177–188 (1996)
4. Bocci, C., Harbourne, B.: Comparing powers and symbolic powers of ideals. Preprint arXiv:0706.3707 (2007)
5. Bourbaki, N.: Commutative Algèbre. Hermann