1. Error correcting codes: An axiomatic approach;Assmus,1961
2. Gleason, A. M. (19611962), private communications.
3. Calculus of Finite Differences;Jordan,1950
4. A theorem on the distribution of weights in a systematic code;MacWilliams;Bell System Tech., J.,1962
5. A new treatment of Bose-Chaudhuri codes;Mattson;J. Soc. Ind. Appl. Math.,1961