The following publications are possibly variants of this publication:
- The Role Hierarchy Mining Problem: Discovery of Optimal Role HierarchiesQi Guo, J Vaidya, V Atluri. Computer Security Applications Conference, 2008. ACSAC 2008. Annual, , Nov 2008. [doi]
- The Role Hierarchy Mining Problem: Discovery of Optimal Role HierarchiesQi Guo, J Vaidya, V Atluri. Computer Security Applications Conference, 2008. ACSAC 2008. Annual, , Nov 2008. [doi]