[1] Correll RR, Peter N. Odyssey: principles for enduring space exploration. Space Policy 2005;21 (4):251–8.
[2] Report of the AIAA International Activities Committee Workshop. International Space Cooperation: From Challenges t o Solutions, American Institute of Aeronautics and Astronautics, May 2004.
[3] Finarelli P, Pryke I. Optimizing space exploration through interna- tional cooperation. 1st Space Exploration Conference: Continuing the Voyage of Discovery, Orlando, FL, USA, 30 January–1st February 2005.
[4] Verger F, Sourbe ` s-Verger I, Ghirardi R. The Cambridge encyclopedia of space: missions, applications and exploration. Cambridge: Cambridge University Press; 2003.
[5] Suzuki K. Policy logics and institutions of European space collabora- tion. Ashgate;2003.