Statistical and physical evolution of QSO's
By: David Caditz and Vahé Petrosian.
Contributors: Petrosian, Vahe.; United States. National Aeronautics and Space Administration.
Series: NASA-CR -- 185869.; NASA contractor report -- NASA CR-185869.
Publisher: National Aeronautics and Space Administration
Published: 1989
Place of publication: [Washington, DC
Language: eng
Format: Microform
Subjects: Astrophysics.
Notes: Distributed to depository libraries in microfiche.

Microfiche. [Washington, D.C.? : National Aeronautics and Space Administration], 1989. 1 microfiche.