1. Ganek, A.G., Corbi, T.A.: The Dawning of the Autonomic Computing Era. IBM Systems Journal 42(1), 5–18 (2003)
2. Horn, P.: Autonomic Computing: IBM’s Perspective on The State of Information Technology, at Agenda 2001 conference, Scottsdale, Az., USA, October 15 (2001), http://www.research.ibm.com/autonomic/manifesto/agenda2001_p1.html
3. Rosenberg, et al.: SIP: Session Initiation Protocol, RFC3261 (June 2002), http://www.ietf.org/rfc/rfc3261.txt
4. Roach, B.: Session Initiation Protocol (SIP)-Specific Event Notification, RFC3265 (June 2002), http://www.ietf.org/rfc/rfc3265.txt
5. Niemi: Session Initiation Protocol (SIP) Extension for Event State Publication, RFC3903 (October 2004), http://www.ietf.org/rfc/rfc3903.txt