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1Published 1987“...HT 169.57 .E18 .N532...”
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2Published 1984“...HD 6191 .W872...”
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3
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4
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5
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6
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7
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8
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9
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10Published 2000“...HJ 1390.5 . F491 2000...”
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11Published 2000“...HD 2346 .A744 .S635 2000...”
Conference Proceeding Book -
12
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13Published 2001“...HF 1531 .Z4 .E184 .E89 2001...”
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15
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16
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17
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18
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20Published 1999“...HQ 1075.5 .A785 .T772 1999...”
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