OCEANIA, ARCTIC, ANTARCTICA
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BTWORLD REGIONS (WORLD)
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UDC(9)
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Descriptor GEROZEANIEN, ARKTIS, ANTARKTIS
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Descriptor ENGOCEANIA, ARCTIC, ANTARCTICA
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Descriptor FREOCEANIE, ARCTIQUE, ANTARCTIQUE
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NTAUSTRALIA-OCEANIA
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NTPOLAR REGIONS (ARCTIC AND ANTARCTICA)