1. The intersection problem for combinatorial designs;Billington,1993
2. The intersection problem for small G-designs;Billington;Australasian J. Combin.,1995
3. Graph Theory with Applications;Bondy,1976
4. D.G. Hoffman, The Doyen-Wilson theorem for star designs, to appear.
5. C. Huang, Decompositions of complete graphs into stars, unpublished manuscript.