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1
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2Published 1989“...HG 6270.4 .A2 .L884...”
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3
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4
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5Published 1991“...HV 2350 .N0111...”
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6
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7
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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 1987“...HV 2350 .N0111...”
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13Published 1952“...HF 51.5 .N532 n...”
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14
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15
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16
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17
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18Published 1990“...HJ 3689.5 .A1 .U72...”
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19Published 1937“...HQ 1101 .W872 ta...”
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20