Security Management in the Presence of Delegation and Revocation in Workflow Systems
W-RBAC - A Workflow Security Model Incorporating Controlled Overriding of Constraints
Workcase-Centric Workflow Model
Workflow Modeling
WorkFlow Systems: A Few Definitions and a Few Suggestions
IC Technical Reports 2001
IC Technical Reports 1995
IC Technical Reports 1996
Jacques Wainer
Akhil Kumar