1. Endliche, zweifach transitive Permutationsgruppen deren Involutionen keine Fixpunkte haben;Bender;Math. Z.,1968
2. Construction of the Rudvalis Group of order 145, 926, 144, 000;Conway,1972
3. Central elements in core-free groups;Glauberman;J. Algebra,1966
4. 2-fusion in finite;Goldschmidt;Notices A.M.S.,1973
5. Finite Groups;Gorenstein,1968