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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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6
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7
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8
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9Published 1984“...HF 1455 .E19...”
Book -
10Published 1975“...HC 683 .N532...”
Book -
11
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12
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13Published 1992“...HC 427.92 .C5393...”
Book -
14
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15
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16
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17Published 1991“...HC 681 .P1166...”
Conference Proceeding Book -
18
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19
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20