1. Stabilization of DAEs and invariant manifolds
2. Sequential Regularization Methods for Nonlinear Higher-Index DAEs
3. Stabilization of constraints and integrals of motion in dynamical systems
4. , and , Numerical solution of initial–value problems in differential–algebraic equations, 2nd edition (SIAM, Philadelphia, 1996).
5. Echtzeitfähige Zeitintegration von differentiell-algebraischen Systemen in der Mehrkörperdynamik, Master Thesis, Munich University of Technology, Department of Mathematics, 2003.