1. Bayer D.A. The division algorithm and the Hilbert scheme. Ph.D. Thesis Harvard 1982.
2. Ben-Or M., Kozen D., Reif J. The complexity of Elementary Algebra and Geometry, J. of Computation and System Sciences 32 109–138 1986.
3. Buchberger B. Gröbner bases — An algorithmic method in polynomial ideal theory. ch 6 in N.B.Bose (ed.) "Multidimensional system theory" D.Reidel Publ.Comp.
4. Carra` Ferro G. Some properties of the lattice points and their application to differential algebra. To appear in Communications in Algebra.
5. Castro F. Thèse de 3o cycle, Paris VII, Oct 1984.