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Article
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Article
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28
Article
29
Article
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32
Book
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34
Published 1983
Other Authors: ';
“...Birke, Ernst...”
Book
35
Published 1961
Other Authors: ';
“...Birke, Ernst...”
Book
36
37
Published 1958
Other Authors: ';
“...Birke, Ernst...”
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38
39
Published 1962
Other Authors: ';
“...Birke, Ernst...”
Book
40
Published 1971
Other Authors: ';
“...Birke, Ernst...”
Book