共 50 条
- [31] Foreign investment in American telecommunications. [J]. JOURNAL OF ECONOMIC HISTORY, 1999, 59 (04): : 1124 - 1126
- [33] TECHNOLOGY AND SYSTEM DESIGN IN TELECOMMUNICATIONS. [J]. World Telecommunication Forum, (Proceedings), 1979, (Pt 2): : 1 - 2
- [34] INTEGRATED SOFTWARE ENVIRONMENT IN TELECOMMUNICATIONS. [J]. CSELT Technical Reports, 1985, 13 (02): : 129 - 135
- [35] Development Trends in the Field of Telecommunications. [J]. Wehrtechnik, 1973, (07): : 248 - 250
- [36] Foreign investment in American telecommunications. [J]. JOURNAL OF ECONOMIC LITERATURE, 1998, 36 (01) : 269 - 271
- [37] SOME TRENDS IN THE DEVELOPMENT OF TELECOMMUNICATIONS. [J]. Telecommunications and Radio Engineering (English translation of Elektrosvyaz and Radiotekhnika), 1984, 38-39 (11): : 28 - 33
- [40] IMPACT OF THE INVENTION OF POLYETHYLENE ON WORLD TELECOMMUNICATIONS. [J]. British Telecommunications Engineering, 1983, 2 (Pt 2): : 81 - 90