1
Published: St. Ingbert : Röhrig, 1989.
Book
2
3
Published: Darmstadt : Roether, 1993.
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4
5
6
Book
7
Published: New York u.a. : Greenwood Press, 1988
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8
Book
9
10
Published: Köln [u.a.] : Böhlau, 2000.
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11
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