The dust-to-gas ratio in the damped LyÜ clouds toward the gravitationally lensed QSO 0957+561
By: Lin Zuo ... [et al.].
Series: NASA-CR -- 204809.; NASA contractor report -- NASA CR-204809.
Publisher: National Aeronautics and Space Administration
Published: 1997
Place of publication: [Washington, D.C
Language: eng
Format: Microform
Number of pages: 10
Subjects: Quasars; Galaxies; Absorption spectra
Other titles: Dust to gas ratio in the damped LyÜ clouds toward the gravitationally lensed QSO 0957+561.; Astrophysical journal. 0004-637X.
Notes: Reproduction of an article originally appearing in: Astrophysical journal, v. 477 (March 10, 1997), p. 568-573.

Includes bibliographical references (p. 572-573).