1. On a combinatorial generalization of 27 lines associated with a cubic surface;Ahrens;J. Austral. Math. Soc.,1964
2. The non existence of rank three permutation group of degree 3250 and sub-degrees 57, 3192;Ashbacher;J. Algebra,1971
3. Primitive extensions of rank 3 of the finite projective special linear groups PSL(n,q), q = 2f;Bannai;Osaka J. Math.,1972
4. On rank 3 graphs with a multiply transitive constituent;Bannai;J. Math. Soc. Japan,1972
5. On a graph of Hoffman and Singleton;Benson;J. Combin. Theory,1971