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21Published 1995“...Antarctica Research Bulgaria Periodicals....”
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22Published 1995“...Antarctica Research New Zealand Periodicals....”
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23
Serial -
24
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25Published 1995“...Antarctica Research Korea (South) Periodicals....”
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26Report on United States Antarctic research to the Scientific Committee on Antarctic Research (SCAR).Published 1997“...Antarctica Research United States Periodicals...”
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27Published 1996“...Antarctica Research Environmental aspects Periodicals....”
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28
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29Published 1989“...Antarctica Research Uruguay Periodicals....”
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