1. O. Absil, D. Defrére, T. Herbst, C.V.M. Fridlund, in Worlds like our own – The report of ESA’s Terrestrial Exoplanet Science Advisory Team (ESA SP, Noordwijk, The Netherlands, 2007) (in preparation)
2. J.-Ph. Beaulieu, D. Bennet et al., Nature 439, 437 (2006)
3. C. Beichman, Darwin and astronomy – The infrared space interferometer, ESA SP-451, 2000, p. 239
4. G.F. Benedict et al., Astrophys. J. 581, L115 (2002)
5. R.N. Bracewell, Nature 274, 780 (1978)