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1Published: Darmstadt | Wiss. Buchges. | 1994Book
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2Published: Darmstadt | Wiss. Buchges. | 2002Book
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3Published: Darmstadt | Wiss. Buchges. | 1995Book
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4Published: Darmstadt | Wiss. Buchges. | 1993Book
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5Published: Darmstadt | Wiss. Buchges. | 1999Book