6Li/7Li, 10B/11B and 7Li/11B/28Si in Individual Interplanetary Dust Particles
6th International Conference on Advanced Technology and Particle Physics. Proceedings. Conference, Como (Italy), 5 - 9 Oct 1998.
6th International ESA Conference on Guidance, Navigation and Control Systems
6th International Symposium on Reducing the Costs of Spacecraft Ground Systems and Operations (RCSGSO)
6th order robust pulses for quantum control
6th Spacecraft Charging Conference
6π-periodic solutions of a restricted planar elliptic three-body problem in the vicinity of the libration point L4.