1. Space-VLBI : Potential Application in Geodynamics;Fejes;Adv. Space Res.,1986
2. Study of Navigation Accuracy for the Proposed QUASAT Mission;Jacobi,1985
3. QUASAT: technical aspects of the proposed mission;NASA and ESA Study Teams,1984
4. M.J. Reid: H O Masers and Distance Measurements: the Impact of QUASAT. Proc. QUASAT Workshop, Gross Enzersdorf, Austria, 18–22 June, ESA SP 213, p.
5. Precise Orbit Determination for ERS-1;Wakker,1983