Sevaston, G. ; Lau, K ; Breckenridge, W. ; Levine, B. ; Nerheim, N. ; Sirlin, S. ; Kadogawa, H. ; Redding, D.
Pub. info.:
Spacecraft guidance, navigation and control systems : proceedings of the First International Conference. pp.89-96, 1991. Noordwijk. ESA Publications Division
The next generation space telescope science drivers and technological challenges : proceedings 34th Liège International Astrophysics Colloquium , Liége, Belgium, 15-18 June 1998. pp.285-294, 1998. Noordwijk,TheNetherlands. ESA Publications Division