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1Published 1989“...HJ 7971.61 .N532 1988...”
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2Published 1987“...HJ 7971.61 .N532...”
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3Published 2000“...HJ 9932 .N5319 1999/2000...”
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4Published 2001“...HJ 9932 .N5319 2001...”
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5Published 2005“...HJ 9932 .N5319 r 2005...”
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6
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7
Serial