[1]Becker T, Weispfenning V. Groebner Bases: A Computational Approach to Commutati ve Algebra.New York: SpringerVerlag, 1993

[2]Buchberger B. Groebner Bases: An Algrorithmic Method in Polynomial Ideal Theorv.In:Bose N K, ed. Multidimensional Systems Theory. Dordrecht:Reidel, 1985

[3]David H, Philip T. Groebner bases in Clifford and Grassmann algebras. J Symbolic Computation, 1995,20(4): 197-205

[4]Estabrook F B, Wahlquist H D. Immersion ideals and the causal structure of Ricciflat geometries.Class Quantum Grav, 1993, 10(2):1851-1858

[5]Hartley D,Tucker R W.A constructive implementation of the Cartan Khler theory of exterior differential systems. J Symbolic Computation, 1991, 12(6): 655-667

[6]Hartley D, Tucker R W, Tuckey P A. Constrained dynamics and exterior differential systems. J Phys A: Math Gen, 1991, 24(4): 5253-5265

[7]Hong H. Groebner basis under composition. I J Symbolic Composition, 199 8, 25(3): 643-663

[8]KandriRoly A, Weispfenning V. Non commutative Groebner bases in alge bras of solvable type. J symbolic Computation, 1990, 9(2): 1-26

[9]张忠祥，杜金元。泛Clifford分析中的Laurent展式和留数定理。数学物理学报，2003,23A(6):692-703