Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

The discovery of an x-ray selected, radio-loud quasar at z = 3.9

Published

Author(s)

R H. Becker, D J. Helfand, R L. White
Citation
Astronomical Journal
Volume
104

Citation

Becker, R. , Helfand, D. and White, R. (1992), The discovery of an x-ray selected, radio-loud quasar at z = 3.9, Astronomical Journal (Accessed October 4, 2024)

Issues

If you have any questions about this publication or are having problems accessing it, please contact reflib@nist.gov.

Created January 1, 1992, Updated February 17, 2017