1. and “Results of L*-Instability Experiments with Double Base Rocke Propellants”, Delft University of Technology Dept. of Aerospace Eng./Technologica Laboratory TNO, Report LR-224/TL-R 3050-I, Delft/Rijswijk, 1976.
2. and “Low Pressure Combustion Characteristics of Composite Propellant”, Delft University of Technology Dept. of Aerospace Eng./Prins Maurits Laboratory TNO, Report LR 367/PML 1982-165, Delft/Rijswijk, 1982.
3. and “Digital Data Reduction Algorithm for Oscillatory Signals with an Application to L*-Instability”, Delft University of Technology Dept. of Aerospace Eng., Report LR-298, Delft, 1980.
4. Digital Data Reduction of Oscillatory Signals
5. and Proceedings Internationale Jahrestagung ICT, 1981, Karlsruhe, pp. 289-296.