1. Real Algebraic Geometry;Bochnak,1998
2. Ideals, Varieties and Algorithms: An Introduction to Computational Algebraic Geometry and Commutative Algebra;Cox,1997
3. Positive Polynomials;Delzell,2001
4. Commutative Algebra with a View Toward Algebraic Geometry;Eisenbud,1995
5. Computations in Algebraic Geometry with Macaulay 2;Eisenbud,2002