Observations during the Eclipse of February 1961 proceedings of sixth AGARD Ionospheric Research Committee meeting, Naples, 15-20 May 1961 NATO creator AGARD Ionospheric Research Committee Meeting Naples 1961 May 15-20 creator De Socio, Luciano., ed. text xx Oxford Pergamon Press 1964 9999 monographic eng
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vi, 53p. edited by Luciano de Socio Ionospheric Observation Solar Eclipse 523.947:520.86 DES 211028