Comparison of incumbents' national wholesale operations [documento electrónico] / David James
European wholesale market share [documento electrónico] : the big picture / David James
European wholesale market share [documento electrónico] : the detail / David James
Ovum's vision for next-generation telco IT [documento electrónico] / David James, Eirwen Nichols
Wholesale service structure [documento electrónico] / David James
Security [documento electrónico] : a major issue for telecoms service providers / David James, Graham Titterington