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1
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2
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3
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4
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5
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6Published 1976“...HG 4026 .D294 1976...”
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7Published 1980“...HD 2746.5 .D479...”
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8
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9
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10
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11
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12Published 1977“...HD 31 .F161...”
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14
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15
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16
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17
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18
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19
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20