Abrash, Michael. Michael Abrash's Graphics Programming Black Book Special Edition. The Coriolis Group, Scottsdale Arizona, 1997. ISBN1-57610-174-6: PDF available online [1]Archived 2007-03-11 at the Wayback Machine
Abrash, Michael. Michael Abrash's Graphics Programming Black Book Special Edition. The Coriolis Group, Scottsdale Arizona, 1997. ISBN1-57610-174-6: PDF available online [2]Archived 2007-03-11 at the Wayback Machine pg. 877
gameprogrammer.com
Robert Schmidt."tweak16b". 1993. Archived from the original on 2015-08-11. Retrieved 2015-07-18.
Abrash, Michael. Michael Abrash's Graphics Programming Black Book Special Edition. The Coriolis Group, Scottsdale Arizona, 1997. ISBN1-57610-174-6: PDF available online [1]Archived 2007-03-11 at the Wayback Machine
Abrash, Michael. Michael Abrash's Graphics Programming Black Book Special Edition. The Coriolis Group, Scottsdale Arizona, 1997. ISBN1-57610-174-6: PDF available online [2]Archived 2007-03-11 at the Wayback Machine pg. 877
Robert Schmidt."tweak16b". 1993. Archived from the original on 2015-08-11. Retrieved 2015-07-18.