3GPP packet-switched streaming (PSS) specifications, http://www.3gpp.org/ftp/Specs/html-info/26246.htm.

A good reference on mobile enterprise applications is P. Brans, Mobilize Your Enterprise: Achieving Competitive Advantage Through Wireless Technology, Prentice Hall, Englewood Cliffs, NJ, 2002.

An excellent summary of enabling technologies and potential opportunities for telematics systems is presented in Y. Zhao, Telematics: safe and fun driving, IEEE Intelligent Syst., 17(1): 2002.

For a description of vehicular telematics business applications, see Vehicular mobile commerce, IEEE Computer, 2004 (http://www.computer.org/computer/homepage/1204/communications/ ).

For a summary of streaming technology in 3G mobile wireless networks, refer to I. Elsen, F. Hartung, U. Horn, M. Kampmann, and L. Peters, Streaming technology in 3G mobile communication systems, IEEE Computer, 34(9):46 52 2001.

For protocol details of XMPP and Jabber, see http://www.xmpp.org and http://www.jabber.org/protocol/.

IETF SIMPLE working group, http://www.ietf.org/html.charters/simple-charter.html ; RFC3428 Session Initiation Protocol (SIP) Extension for Instant Messaging, http://www.ietf.org/rfc/rfc3428.txt .

Mobile Payment Forum, http://www.mobilepaymentforum.org.

MPEG home page, http://www.chiariglione.org/mpeg/; MPEG-4 standard, http://www.chiariglione.org/mpeg/standards/mpeg-4/mpeg-4.htm.

OMA Mobile Commerce and Charging Working Group, http://www.openmobilealliance.org/tech/wg_committees/mcc.html.

Wireless Village, http://www.openmobilealliance.org/tech/affiliates/wv/wvindex.html .