1. On the 44 dimensional 2-modular representation of the Mathieu groups, M.Sc. thesis;Al-Banna,1983
2. Cubic graphs with large girth;Biggs,1985
3. Geometries for the Mathieu group M12;Buekenhout,1982
4. On the foundations of polar geometry;Buekenhout;Geometriae Dedicata,1974
5. On some combinatorial objects invariants under the Mathieu group Mil;Chuvaeva,1983