1. Some progress on (v,4,1) difference families and optical orthogonal codes;Abel;J. Comb. Theory, Ser. A,2004
2. Difference families;Abel,2007
3. Cyclically resolvable designs and triple whist tournaments;Anderson;J. Comb. Des.,1993
4. Design Theory, Volume I;Beth,1999
5. Design Theory, Volume II;Beth,1999