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    by Dolgin, I. M.
    Published 1983
    Subjects “...International Geophysical Cooperation (1959)...”
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    100-letie Pervogo mezhdunarodnogo poli︠a︡rnogo goda : 50 letie vtorogo mezhdunarodnogo poli︠a︡rnogo goda i 25-letie Mezhdunarodnogo geofizicheskogo goda v Arktike /

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