1
Published: Berlin [u.a.] : Dietz, 1988
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2
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4
Published: Baden-Baden : Nomos-Verl.-Ges, 1993
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6
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8
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9
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13
Published: Duisburg : DISS, 1994
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15
Published: Frankfurt am Main u.a. : Lang, 2003
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18
Published: München : Beck, 1992.
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19