The evolving european business broadband market : is broadband on the verge of becoming a utility? / ed. Datamonitor
Substitution & convergence : Is there a future for fixed telephony? / IDATE
Consumer VoIP [documento electrónico] : the market opportunity / Mark Main
The basics of voice over Internet Protocol / Frank M. Groom and Kevin M. Groom
Business VoIP market : opportunities & challenges / Fréderic Faivre, Julien Grivolas, Bruno Teyton
The next moves : convergence in the communications and content industries / ed. The Economist Intelligence Unit
VoIP and enhanced IP communicatons services / International Engineering Consortium
Getting off the ground : why the move to VoIP is a decision for all CXOs / ed. Deloitte