1. On SDSI’s linked local name spaces
2. A calculus for access control in distributed systems
3. Carlisle Adams and Steve Lloyd . 2002. Understanding PKI: Concepts, Standards, and Deployment Considerations ( 2 nd ed.). Addison-Wesley Longman Publishing Co., Inc. , Boston, MA, USA . Carlisle Adams and Steve Lloyd. 2002. Understanding PKI: Concepts, Standards, and Deployment Considerations (2nd ed.). Addison-Wesley Longman Publishing Co., Inc., Boston, MA, USA.
4. SCPKI
5. Towards Secure Distributed Trust Management on a Global Scale