List of radio and radar astronomy observatories 1974
Bok Engelsk 1974
Utgitt | Washington, D.C. : Committee on Radio Frequence, National Academy of Sciences , 1974
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Omfang | [25] bl.
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Emner | Observatorier : (NO-TrBIB)REAL004422
Radarastronomi : (NO-TrBIB)REAL008484 Radioastronomi : (NO-TrBIB)REAL002886 observatorier fortegnelse liste radioastronomi radarastronomi |