共 50 条
- [1] RESEARCH ON TELECOMMUNICATION TRAFFIC - PRESENT STATUS AND FUTURE PROBLEMS. Reports of the Electrical Communication Laboratory, 1981, 29 (3-4): : 129 - 133
- [2] THE PRESENT STATUS OF UNDERGROUND TELECOMMUNICATION CIVIL ENGINEERING AT NTT JAPAN TELECOMMUNICATIONS REVIEW, 1984, 26 (03): : 181 - 187
- [3] FUTURE-DIRECTION OF TELECOMMUNICATIONS AND TELECOMMUNICATION BUILDINGS JAPAN TELECOMMUNICATIONS REVIEW, 1981, 23 (04): : 309 - 317
- [5] PRESENT AND FUTURE OF DOCUMENT TRANSMISSION. Japan Annual Reviews in Electronics, Computers & Telecommunications, 1983, 9 : 218 - 230