共 50 条
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- [22] INTERCONTINENTAL FREQUENCY COMPARISON BY VERY LOW-FREQUENCY RADIO TRANSMISSION PROCEEDINGS OF THE INSTITUTE OF RADIO ENGINEERS, 1957, 45 (06): : 794 - 803
- [26] THE WAVEFORMS OF ATMOSPHERICS AND THE PROPAGATION OF VERY LOW FREQUENCY RADIO WAVES JOURNAL OF ATMOSPHERIC AND TERRESTRIAL PHYSICS, 1957, 11 (3-4): : 223 - &
- [28] THE WAVEFORMS OF ATMOSPHERICS AND THE PROPAGATION OF VERY LOW FREQUENCY RADIO WAVES PHILOSOPHICAL MAGAZINE, 1951, 42 (325): : 121 - &
- [29] THE PROPAGATION OF VERY LOW FREQUENCY RADIO WAVES TO GREAT DISTANCES PHILOSOPHICAL MAGAZINE, 1953, 44 (352): : 504 - 513
- [30] ROCKET OBSERVATION OF VERY LOW FREQUENCY RADIO WAVES IN IONOSPHERE REPORT OF IONOSPHERE AND SPACE RESEARCH IN JAPAN, 1970, 24 (01): : 13 - +