1. The New Production of Knowledge;Gibbons,1994
2. The National Aerospace Plane (NASP): Development Issues for the Follow-On Vehicle;Augenstein,1993
3. Transport, Aerospace Technologies and Environment, draft;Crutzen,1988
4. Dynamics of Transport and Energy Systems;Gruebler,1993
5. Les De, buts de l'Hypersonique et le Renouveau du Stato Supersonique;Berton,1991