| Annu. Rev. Astron. Astrophys. 1981. 19:
373-410 Copyright © 1981 by Annual Reviews. All rights reserved |
Reprinted with kind permission from Annual Reviews, 4139 El Camino Way, Palo Alto, California, USA
Table of Contents
INTRODUCTION
SOME BASIC RELATIONS
SPECTRA
Effect of Opacity
Extensions of the Spectra to Infrared-Optical and
Shorter Wavelengths
VARIABILITY
Flux Density Variations
Implications of the Observed Flux Density
Variations
Polarization Variations
Optical and Infrared Variability
STRUCTURE
Extended Sources
Compact Sources
STRUCTURAL VARIATIONS
Stationary Sources
Superluminal Sources
Interpretation of Superluminal Motion
SPATIAL DISTRIBUTION
SUMMARY
REFERENCES