共 50 条
- [1] INCREASING THE EFFICIENCY OF UTILIZATION OF THE RADIO-FREQUENCY SPECTRUM AND THE IMPROVEMENT OF MARITIME RADIO COMMUNICATIONS TECHNIQUES. Telecommunications and Radio Engineering (English translation of Elektrosvyaz and Radiotekhnika), 1974, 28-29 (12): : 53 - 55
- [3] Results of forecasting the utilization efficiency of the radio-frequency spectrum in communications networks of mobile and fixed services Telecommunications and Radio Engineering (English translation of Elektrosvyaz and Radiotekhnika), 1993, 48 (11): : 7 - 15
- [6] EFFICIENT UTILIZATION OF RADIO-FREQUENCY SPECTRUM IN NTT JAPAN TELECOMMUNICATIONS REVIEW, 1979, 21 (03): : 188 - 195