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21
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22
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23
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24
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25
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26Published 1975“...HD 3622 .N5 .N532...”
Book -
27
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28
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29Published 1990“...HC 665 .N532 pre...”
Book -
30Published 1975“...HD 5851 .S726...”
Conference Proceeding Book -
31
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32Published 1986“...HD 5715.5 .N5 .N5325...”
Book -
33
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34Published 1973“...HD 5850 .N5 .N532 o...”
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35Published 1972“...HD 5850 .N5 .N532 m...”
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36Published 1990“...HD 6220.4 .B573...”
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37Published 1989“...HD 8039 .C62 .N5 .N532...”
Book -
38Published 1990“...HF 5549.5 .A34 .N5319...”
Book -
39
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40Published 1984“...HD 6220.4 .E64...”
Book