1. Aitken, D.K. et al. (2000): Ap. J.
534, L173.
2. Baker, A.J., Glenn, J., Harris, A.I., Mangum, J.G., Yun, M.S. eds. (2007): From Z Machines to ALMA: (Sub)millimeter Spectroscopy of Galaxies
Conf. Ser. 375 (Astron. Soc of Pacific, San Francisco)
3. Barkats, D. et al. (2005): Ap. J. Suppl.
159, 1
4. Born, M., Wolf, E. (2002): Principles of Optics 7th ed. (Cambridge Univ. Press, Cambridge)
5. Carlson, B, Dewdney, P. (2000): Electron. Lett.
36, 987