The influence of the photoionizing radiation spectrum on metal-line ratios in LyÜ forest clouds
By: Mark L. Giroux and J. Michael Shull.
Contributors: Shull, J. Michael.; United States. National Aeronautics and Space Administration.
Series: NASA-TM -- 112791.; NASA technical memorandum -- 112791.
Publisher: National Aeronautics and Space Administration
Published: 1997
Place of publication: [Washington, D.C
Language: eng
Format: Microform
Subjects: Photoionization.; Quasars.
Other titles: Astronomical Journal. 1997.
Notes: Shipping list no.: 99-0141-M.

"May 1997."

Originally published: [Chicago, Ill. : University of Chicago Press, Journals Division], 1997.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1997] 1 microfiche.