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21Published 1981“...QC 177 .C744...”
Book -
22
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23
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24
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25
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26
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27
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28
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29
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30Published 1986“...QC 16 .M348 .M342...”
Book -
31Published 1979“...QC 773 .S989...”
Conference Proceeding Book -
32
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33
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34
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35
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36
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37
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38Published 1985“...QC 6.2 .O14...”
Book -
39
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40