Alien 8 Data Format
- Contains list of memory addresses, with source code.
- http://www.icemark.com/dataformats/alien8/

Crash Magazine
- Review, 95%. "Alien 8 is compelling and exciting to play but does pose many strategic and thinking problems as well as arcade action."
- http://www.crashonline.org.uk/15/alien8.htm

Your Spectrum: A Space Oddity
- Review by Ross Holman and Chris Wood, with map, walkthrough, and hacker's guide.
- http://www.users.globalnet.co.uk/~jg27paw4/yr14/yr14_36.htm