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1.
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Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1988.
German | 28 DE |
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2.
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Tübingen : Mohr Siebeck, 1997.
German | N 742 SCH.U |
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3.
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Baden-Baden [Germany] : Nomos, 1999.
German | N 13 REH.A |
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4.
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[Place of publication not identified] : [publisher not identified], 1992.
German | 29 DE |
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5.
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[Place of publication not identified] : [publisher not identified], 1992.
German | 29 DE |
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