1. An elliptic semiplane;Baker;J. Combin. Theory Ser. A,1978
2. Conjugate orthogonal Latin squares and Mendelsohn designs;Bennett;Ars Combin.,1985
3. Resolvable perfect cyclic designs;Bennett;J. Combin. Theory Ser. A,1980
4. Perfect Mendelsohn designs with block size four;Bennett;Ars Combin.,1990
5. Design Theory;Beth,1985