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21
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22
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23Published 1981“...HV 3024 .N5 .A169...”
Book -
24
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25Published 1981“...HV 3022 .M687...”
Book -
26
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27
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28
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29
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30
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31Published 1974“...HE 291 .N532 e...”
Book -
32
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33Published 1974“...HE 199.5 .O7 .I61...”
Conference Proceeding Book -
34
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35
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36Published 1983“...HE 297.5 .N532 a...”
Book -
37
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38
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39
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40Published 1982“...HE 562 .S557...”
Book