1. A theory for the instability of public telecommunications systems;Noam,1992
2. From network externalities to interconnection: The changing nature of networks and economy;Hayashi,1992
3. The Technology Gamble;Hamelink,1988
4. Forecasting the Telephone: A Retrospective Technology Assessment;Pool,1983
5. It's what's ahead that counts;Jarmon;Telephony,1969