1. Uniform cyclotomy;Baumert;J. Number Theory,1982
2. Distance Regular Graphs, Ergebnisse der Mathematik und ihrer Grenzgebiete (3) [Results in Mathematics and Related Areas (3)] 18;Brouwer,1989
3. Some new two-weight codes and strongly regular graphs;Brouwer;Discrete Appl. Math.,1985
4. The geometry of two-weight codes;Calderbank;Bull. London Math. Soc.,1986
5. P.J. Cameron, Finite geometry and coding theory, Lecture Notes for Socrates Intensive Programme “Finite Geometries and Their Automorphisms”, Potenza, Italy, June 1999. See http://dwispc8.vub.ac.be/Potenza/cameron.ps