Book Chapters
- Direct Methods and Symbolic Software for Conservation Laws of Nonlinear Equations. In Z. Yan (Ed.), Advances in Nonlinear Waves and Symbolic Computation. pp 19-78 (2009). New York: Nova Science Publishers with W. Hereman et al.
- Continuous and Discrete Homotopy Operators and the Computation of Conservation Laws. In D. Wang and Z. Zheng (Ed.), Differemtial Equations with Symbolic Computation. pp 255-290 (2005). Basel: Birkhauser with W. Hereman et al.
- Densities and Fluxes of Differential-Difference Equations. In Z.
Li and W. Sit (Ed.), Computer Mathematics - Proceedings of Sixth Asian
Symposium of Computer Mathematics ed. World Scientic, Singapore. pp
163-173 (2003) with W. Hereman.