1. Activision. (1984). Pitfall II: Lost Caverns [Atari VCS]. Santa Monica, CA: Activision.
2. Anon. (2018). The FPGASID project [online].
http://www.fpgasid.de
. Accessed September 25, 2018.
3. Atari. (1972). Pong [Arcade]. Sunnyvale, CA: Atari.
4. Big Five Software. (1981). Robot attack [TRS-80]. Van Nuys, CA: Big Five Software.
5. Botz, D. (2011). Kunst, Code und Maschine. Die Ästhetik der Computer-Demoszene. Bielefeld: Transcript.