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1Published 1980“...HT 169 .N52 .N4 .N424...”
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2
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3Published 1979“...HT 395 .N52 .N4 .N424...”
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4Published 1987“...HG 3530.5 .N44 .N4 .E34...”
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5
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6
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7Published 1955“...HD 2346 .N52 .N4 .F527...”
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8
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9Published 1993“...HT 395 .N52 .N4 .N4242...”
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10
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11
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12
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13Published 1993“...HE 297.5 .Z7 .N4 .R336...”
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14Published 1996“...HT 169 .N52 .N4 .N4325 n...”
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15
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16
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17Published 1992“...HT 169 .N52 .N4 .N4325...”
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18
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19
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20