1. Altenhoff, W. J. 1985, in The Solar System: (Sub)mm Continuum Observations in ESO Conf & Workshop Proc No 22, eds. P. Shaver & K. Kjar (Garching: European Southern Observatory), 591
2. Baars, J. W. M. 2007, in The Parabolic Reflector Antenna in Radio Astronomy and Communication Astrophysics Space Science Library (Heidelberg: Springer)
3. Baars, J. W. M., Genzel, R., Pauliny-Toth, I. I. K., & Witzel, A. 1977, A&A, 61, 99
4. Bachiller, R., & Cernicharo, J., ed. 2008, in Science with the Atacama Large Millimeter Array: A New Era for Astrophysics (Heidelberg: Springer)
5. Baker, A. J., Glenn, J., Harris, A. I., Mangum, J. G., & Yun, M. S., eds. 2007, in From Z Machines to ALMA: (Sub)millimeter Spectroscopy of Galaxies Conf. Ser., Vol. 75 (San Francisco: Publications of the Astronomical Society of the Pacific)