1. IETF RFC 3261: SIP: Session Initiation Protocol (2002)
2. 3GPP Technical Specification Group Services and System Aspects: IP Multimedia Subsystem (IMS). Technical report (2006)
3. Kumar, Rahman, B.: Mobility support for universal plug and play (UPnP) devices using session initiation protocol (SIP). In: 3rd IEEE of Consumer Communications and Networking Conference, CCNC 2006, January 8-10, vol. 2, pp. 788–792 (2006)
4. Brown, A., Kolberg, Bushmitch, M., Lomako, D., Ma, G.: A SIP-based OSGi device communication service for mobile personal area networks. In: 3rd IEEE of Consumer Communications and Networking Conference, CCNC 2006, January 8-10, vol. 1, pp. 502–508 (8)
5. Bushmitch, Lin, W., Bieszczad, Kaplan, A., Papageorgiou, A., Pakstas, A.: A SIP-based device communication service for OSGi framework. In: First IEEE of Consumer Communications and Networking Conference, CCNC 2004, January 5-8, pp. 453–458 (5)