* [[Media:Protext (Arnor) Manual.pdf|Protext (Arnor) Manual]] {{EN}} {{PDF}}
* [[Media:Protext CPM (Arnor) Manual.pdf|Protext CPM (Arnor) Manual]] {{EN}} {{PDF}}
* [[Media:Proprog.txt|Protext ROM Technical InformatioInformation]] (More information)
* [[Media:Proprog.zip|Zipped HTML version]] (More information)