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21
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22Published 1972“...HG 2051 .N5 .N5326...”
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23
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24
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25
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26
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27Published 1981“...HX 484 .L863...”
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28
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29
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30
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31
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32
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33
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34Published 1971“...HD 9969 .K7 .N52 .I61...”
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35Published 1971“...HD 9148 .N5 .N532...”
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36Published 1982“...HJ 9705 .I86...”
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37
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38
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39Published 1961“...HD 6902 .N532 fs...”
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40