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1
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2Published 1991Subjects “...Rock mechanics Congresses....”
Conference Proceeding Book -
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4by Schumann, WalterSubjects “...Rocks Identification Handbooks, manuals, etc....”
Published 1993
Book -
5by Rauhut, Michael, 1963-Subjects “...Rock music Germany (East) 1961-1970 History and criticism....”
Published 1993
Book -
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7
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8
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9
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10