Board Thread:Questions and Answers/@comment-2186180-20140922100736/@comment-2186180-20140924120533

I found these:

http://www.gateworld.net/news/2009/05/stargate-recommended-viewing-order/

http://forum.gateworld.net/threads/57199-SG-1-Atlantis-Movies-SGU-continuity-and-viewing-order