Data analysis tools : Braunschweig, Germany, 28 - 30 September 1994
Physical measurements and mission-oriented theory : Toulouse, France, 16 - 17 November 1994
3rd European Workshop on Hydrazine : [9 June 2004, Chia Laguna], Sardinia, Italy
4th International Spacecraft Propulsion Conference : [2 - 4 June 2004, Chia Laguna], Sardinia, Italy