1. Lunar occultation of the Galactic center at 2.2 microns
2. Born, M. & Wolf, E. 1964, Principles of Optics (London: Pergammon)
3. Burrows, A., etal 1997, in ASP Conf. Proc. 119, Planets Beyond the Solar System and the Next Generation of Space Missions, ed. D. Soderblom (San Francisco: ASP), 9
4. A Planet Orbiting 47 Ursae Majoris