1. Finite Groups;Gorenstein,1968
2. Bemerkungen zur modularen Darstellungs theorie: 2. Darstellungen von Normalteilern;Huppert;Archiv der Math,1975
3. Character Ramification and M-groups;Price;Math. Zeitschrift,1973
4. Modular Representations of Finite Groups;Puttaswamaiah,1977
5. On symplectic primitive modules and monomial groups;Waall;Indagationes Math,1976