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Year of Publication 05.12.1984

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Year of Publication 08.04.1981

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Year of Publication 26.09.1990

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Year of Publication 10.02.1988

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Year of Publication 03.09.1986

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Year of Publication 22.02.1989

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Year of Publication 25.04.1979

by BECKERT,WOLFGANG,DD, JOHN,MANFRED,DD, BECKER,KLAUS-PETER,DD, BURIG,EBERHARD,DD, KOI,HERBERT,DD
Year of Publication 29.01.1986

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Year of Publication 10.09.1980

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Year of Publication 30.07.1980