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BOLGIANO R, 1958, IRE T ANTENNAS PROPA, V6, P161
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ON THE POSSIBILITY OF OBTAINING RADAR ECHOES FROM THE SUN AND PLANETS
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[4]
PRESNELL RI, 1958, APR URSI M WASH
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SHAKESHAFT JR, 1955, MEMOIRS ROYAL ASTRON, V67, P97
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THE ROLE OF METEORS IN EXTENDED-RANGE VHF PROPAGATION
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