Cutting the cost : the falling price of telecoms in Europe / Graham Louth, John Darnbrough and Michael Denmead
Cutting the cost : the falling price of telecoms in Europe / Graham Louth, Federico Ciccione
Billing and customer care systems : strategic tools for telecoms operators / Tim Hills and Susan Ablett
Number portability : strategies for market, technical and regulatory success / David Rogerson, Helena Grunfeld