Sky Diver (2600), Atari Wiki
Space Invaders (Atari 2600), Space Invaders Wiki
Pac-Man, Atari Wiki
Table showing the outputs of the QA Extraction module on Wikipedia
Atari Lynx - Wikipedia
Atari joystick port - Wikipedia
Inventing the Atari 2600 - IEEE Spectrum
Atari Wiki
River Raid (2600), Atari Wiki
Space Jockey (video game) - Wikipedia