1. White paper. Avaya Communication Architecture. LB1842, Avaya (March 2006),
www.avaya.com
2. Davidow, W.H., Malone, M.S.: The virtual corporation. HarperCollins Publishers, New York (1992)
3. Jägers, H.P.M., Jansen, W., Steenbakkers, G.C.A.: Characteristics of Virtual Organizations. In: Proceedings of the VoNet Workshop, Bern, April 27-28 (1998)
4. Lippis, N.: Web Services & SOA Redefine IP Telephony Landscape. The Lippis Report (51) (February 2006)
5. Venkatraman, N., Henderson, J.C.: Real strategies for virtual organizing. Sloan Management Review (Fall 1998)