Proceedings of the fifth IAA International conference on low-cost planetary missions, 24-26 September 2003, ESTEC, Noordwijk, the Netherlands. pp.65-72, 2003. Noordwijk, Netherlands. ESA Publications Division
Proceedings of the Second European Workshop on Exo-astrobiology : 16-19 September 2002, Graz, Austria. pp.313-318, 2002. Noordwijk, The Netherlands. ESA Publications Division
Walker, R. ; Price, M. ; Wells, N. ; Ball, A. ; Zarnecki, J. ; Sims, M. ; Taylor, F.
出版情報:
Proceedings of the fifth IAA International conference on low-cost planetary missions, 24-26 September 2003, ESTEC, Noordwijk, the Netherlands. pp.181-188, 2003. Noordwijk, Netherlands. ESA Publications Division