These are my Firefox ers references.

Graphics -

Spitfire/ Greaterade Technical Description, 2/24/84
Andy Goris, Larry Thayer, Ron Larson, Dan Schmidt.

Memory -

A System Solution to the Memory Soft Error Problem
D. C. Bossen, M. Y. Hsiao
IBM J. Res. Develop., Vol. 24, No. 3, May 1980

A Class of Optimal Minimum Odd-weight-column SED-DED Codes
M. Y. Hsiao
IBM J. Res. Develp., July 1970

