http://www.atari.org

http://www.atarihq.com

http://www.atari-history.com

http://www.atariage.com

http://www.atari-home.de

http://www.best.com/~hmk/atari.htm

http://pmwww.cs.vu.nl/home/ipoorten/Atari.8bit.Homepage

http://www.ataricentral.com

http://www.atari.st