Telecommunication Network-Based Services: : policy Implications / Organisation for economic co-operation and developement
Information technology and new growth opportunities / Organisation for economic co-operation and developement
International directory of Telecommunications : market trends, companies, statistics, and personnel / Steven Roberts; Tony Hay
New Systems and services in Telecommunications, II : proceedings of the second international conference on New Systems and Services in Telecommunications Liège, Belgium, November 16-18, 1983