1. Determining the Shelflife of Solid Propellants
2. Determination of the Lifetimes of Gun Propellants using thin-layer chromatography
3. and ?Life Time of Double-Base Rocket Propellants?, AIAA/SAE 13th Propulsion Conference, Orlando, Fl., July 11-13, 1977.
4. ?The Aging Behavior of Solid Rocket Propellants Regarding their Mechanical Properties?, AGARD Conference Proceedings No. 259, Solid Rocket Motor Technology, 53rd Meeting of the AGARD Propulsion and Energetic Panel, Oslo, Norway, April 2-5, 1979.
5. and ?Molekulargewichtsabbau von Nitrocellulose bei Herstellung und Alterung von Treibmitteln?, ICT-Jahrestagung 1983, Karlsruhe, Fraunhofer-Institut für Treib- und Explosivstoffe, 7507 Pfinztal-Berghausen, FRG.