1. Chubey M.S., Makarov V.V., Yershov V.N., Kanayev I.I., Fomin V.A., Streletsky Yu.S., Schumacher A.V. 1989, A proposal for astrometric observations from space, in: J. H. Lieske and V.K. Abalakin (eds.) Inertial coordinate system on the sky, IAU Symp. No. 141.
2. Høg E. 1993, Astrometry and photometry of 400 million stars brighter than 18 mag, in: I.I. Mueller and B. Ko?aczek (eds.) Developments in Astrometry and Their Impact on Astrophysics and Geodynamics, IAU Symp. No. 156.
3. Høg, E., Lindegren, L. 1994, ROEMER satellite project: The first high-accuracy survey of faint stars. In: Galactic and Solar System Optical Astrometry, by L. V. Morrison & G. Gilmore (Eds.), 246?252, Cambridge University Press.
4. IAU Symposium;E. Høg,1995
5. HøyerP., PoderK., LindegrenL., HøgE. 1981, Astron. Astrophys., 101, 228.