This site offers a large amount of information concerned with Seyfert galaxies, radio galaxies, and Quasars. Under each topic are about a dozen links to images with short to lengthy descriptions underneath each.
%0 Electronic Source %A Keel, Bill %D 2002 %T Quasars and Active Galactic Nuclei %V 2018 %N 19 February 2018 %9 text/html %U http://pages.astronomy.ua.edu/keel/agn/
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