Variability of active galactic nuclei / 
Eds.: H. Richard Miller and Paul J. Wiita. 
 - Cambridge, England ;  New York :  Cambridge University Press,  1991. 
 - xiii, 387 p. :  ill. ;  26 cm. 
<br/><br/> "Conference on Variability of Active Galactic Nuclei, May 2-4, 1990, sponsored by the National Science Foundation, Georgia State University" - Opp. t.p. 
<br/><br/>Includes bibliogr. references. 
<br/><br/><label>ISBN: </label>0521412951 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Active galaxies--Congresses.<br/>Galactic nuclei--Congresses.<br/>Seyfert galaxies--Congresses.<br/>Radio astronomy--Congresses.<br/>X-ray astronomy--Congresses.