1. Hypergeometric functions and rings generated by monomials;Adolphson;Duke Math. J.,1994
2. Rings of Differential Operators;Björk,1979
3. E. Cattani, personal communication, 2003.
4. D. Cox, J. Little, D. O’Shea, An introduction to computational algebraic geometry and commutative algebra, Ideals, Varieties and Algorithms, Undergraduate Texts in Mathematics, Springer, New York, second ed., 1997.
5. Elimination theory in codimension 2;Dickenstein;J. Symbolic Comput.,2002