1. Design Theory;Beth,1999
2. Graph Theory, Coding Theory and Block Designs;Cameron,1975
3. Some results on the line partitioning problem in PG(2k,q);Fuji-Hara;Util. Math.,1986
4. Decompositions of difference sets;Jungnickel;J. Algebra,1999
5. On automorphism groups of divisible designs;Jungnickel;Canad. J. Math.,1982