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- [35] THE INTERMITTENCE OF TURBULENCE AND THE FLUCTUATIONS OF ECHO RETURN INTENSITY AT ACOUSTIC SOUNDING IN THE CONVECTIVE ATMOSPHERE IZVESTIYA AKADEMII NAUK SSSR FIZIKA ATMOSFERY I OKEANA, 1987, 23 (01): : 21 - 30
- [36] COMPARISON OF ECHO-SOUNDING MACHINES AND OPERATORS FOR MEASUREMENT OF PERFORMANCE TEST BOARS ANIMAL PRODUCTION, 1967, 9 : 278 - &
- [39] ELECTRICAL ACOUSTIC SOUNDING OF THE ATMOSPHERE IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII RADIOFIZIKA, 1992, 35 (01): : 15 - 23