Skylines.
San Francisco : Astronomical Society of the Pacific, 1991.
474 págs.
Serie: Astronomical Society of the Pacific Conference Series ; no. 16
ISBN: 093770735X
Proceedings of the Third Haystack Observatory Conference on Atoms, Ions, and Molecules: New results in spectral line Astrophysics. Westford, Massachusetts, USA, May 23-25, 1990.