1. Quasi-automatic software supports for Gaia ground based optical tracking;Bouquillon,2014
2. Gaia: Scientific in-orbit performance;Prusti,2014
3. ESA, [The Tycho and Hipparcos catalogue], vol. SP-1200, ESA (1997).
4. Optical Tracking Methods for the First Artificial Satellites
5. Cutri, R.M., Skrutskie, M.F., Van Dyk, S., Beichman, C.A., Carpenter, J.M., Chester, T., Cambresy, L., Evans, T., Fowler, J., Gizis, J., Howard, E., Huchra, J., Jarrett, T., Kopan, E.L., Kirkpatrick, J.D., Light, R.M., Marsh, K.A., McMcCallon, H., Schneider, S., Stiening, R., Sykes, M., Weinberg, M., Wheaton, W.A., Wheelock, S., and Zacarias, N., [2MASS All Sky Catalog of point sources.], University of Massachusetts and Infrared Processing and Analysis Center, (IPAC/California Institute of Technology) (June 2003).