== Manual ==
* [[Media:Vortex SP 512 Kb (BOS 1.0) Manual.pdf|Vortex SP 512 Kb (BOS 1.0) Manual]] (pdf) {{DE}} (August 1985){{pdf}}
* [[Media:Vortex BOS 2.0 Manual.pdf|Vortex BOS 2.0 Manual]] (pdf) {{DE}} (10.11.1986)
* [[Media:Vortex RAM Expansions SP64-SP512 User Handbook (English) (Screens Microcomputer Distribution Ltd).pdf]] (pdf) {{EN}} (Oct 1985)