REFERENCES
- Auslander , M. 1961 . Modules Over Unramified Regular Local Rings . Illinois J. Math. , 5 : 631 – 647 .
- Barucci , V. , Dobbs , D. and Fontana , M. 1997 . Maximality Properties in Numerical Ssemigroups and Applications to One-dimensional Analytically Irreducible Local Domains Vol. 125 , Memoirs of the American Mathematical Society .
- Constapel , P. 1996 . Vanishing of Tor and Torsion in Tensor Products . Comm. Algebra , 24 : 833 – 846 .
- Constapel , P. 1999 . The Product of an Integrally Closed Ideal with its Inverse . Comm. Algebra , 27 : 3777 – 3779 .
- Froberg , R. , Gottlieb , C. and Haggkvist , R. 1987 . On Numerical Semigroups . Semigroup Forum , 35 : 63 – 83 .
- Herzinger , K. 1996 . Torsion in the Tensor Product of an Ideal with its Inverse . Comm. Algebra , 24 : 3065 – 3083 .
- Herzinger , K. 1999 . The Number of Generators for an Ideal and its Dual in a Numerical Semigroup . Comm. Algebra , 27 : 4673 – 4689 .
- Huneke , C. and Wiegand , R. 1994 . Tensor Products of Modules and the Rigidity of Tor . Math. Ann. , 299 : 449 – 476 .
- Huneke , C. and Wiegand , R. 1997 . Tensor Products of Modules . Rigidity and Local Cohomology, Math. Scand. , 81 : 161 – 183 .
- Kunz , E. 1970 . The Value-Semigroup of a One-dimensional Gorenstein Ring . Proc. Amer. Math. Soc. , 25 : 748 – 751 .