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- [35] A NOTE ON WHISTLERS OBSERVED ABOVE IONOSPHERE JOURNAL OF GEOPHYSICAL RESEARCH, 1961, 66 (09): : 2677 - +
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- [39] VLF EMISSIONS FROM A MODULATED ELECTRON-BEAM IN THE AURORAL IONOSPHERE JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 1981, 86 (NA2): : 853 - 857
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