1. p-Normally embedded subgroups of finite soluble groups;Chambers;J. Algebra,1970
2. Representation Theory of Finite Groups and Associative Algebras;Curtis,1962
3. On Fischer's dualization of formation theory;Hartley,1969
4. On Fitting formations;Hawkes;Math. Z.,1970
5. Endliche Gruppen I;Huppert,1967