Information from the Unofficial Doom Specs cannot be copied into articles here: The licences are not compatible. -- 12:49, 8 June 2006 (UTC)

It looks like the UDS was used as a reference, and wasn't copied directly for this article. The only similar text was the phrase "each character on the screen takes up two bytes", so I rewrote it anyway... CODOR 15:49, 8 June 2006 (UTC)