共 50 条
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- [3] The propagation of stable radio frequency signals through the atmosphere PROCEEDINGS OF THE 2000 IEEE/EIA INTERNATIONAL FREQUENCY CONTROL SYMPOSIUM & EXHIBITION, 2000, : 578 - 585
- [4] FLUCTUATION FREQUENCY OF ENVELOPES OF SOUND SIGNALS REFLECTED FROM OCEAN BOTTOM SOVIET PHYSICS ACOUSTICS-USSR, 1972, 17 (03): : 391 - &
- [5] PROPAGATION OF LOW-FREQUENCY SOUND NEAR EARTHS SURFACE JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 1964, 36 (10): : 1991 - &
- [6] CORRELATION OF SOUND SIGNALS REFLECTED FROM OCEAN BOTTOM WITH VARIATION OF TRANSMISSION FREQUENCY SOVIET PHYSICS ACOUSTICS-USSR, 1973, 19 (03): : 216 - 220
- [7] PROPAGATION OF LOW-FREQUENCY CW SOUND SIGNALS IN DEEP OCEAN JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 1965, 38 (06): : 1060 - &
- [8] PROPAGATION OF LOW-FREQUENCY CW SOUND SIGNALS IN THE DEEP OCEAN JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 1960, 32 (11): : 1514 - 1514
- [9] PROPAGATION OF LOW-FREQUENCY CW SOUND SIGNALS IN THE DEEP OCEAN JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 1960, 32 (06): : 645 - 647