6Hart C, Kauffman J, Sussman D. Beginning ASP. NET 2.0 with C#[M]. Indianapolis, USA: Wrox Press, 2006.
7Crampton J, Loizou G. Administrative scope: A foundation for role-based administrative models[J]. Transactions on Information Systerm Security (TISSEC), 2003,6(2):201 - 203.
8CHOU Shih- Chien. An RBAC- Based Access Control Model for Object - Oriented Systems Offering Dynamic Aspect Features[ J ]. IEICE Transactions on Information and Systems, 2005,E88 - D(9) :2143 - 2147.