21
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Book
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Book
23
25
28
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Book
29
30
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Book
History 1924-1954
31
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Book
33
34
35
36
Electronic
Article
Presumably Free Access
Volltext (Verlag)
Volltext (doi)
History 1850-2016
37
Electronic
Article
Volltext (Resolving-System)
Volltext (doi)
38
39
Electronic
Article
Presumably Free Access
Volltext (Resolving-System)
Volltext (doi)
Enlightenment 1680-1790
40