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1Published 1975“...GC 387 .D249...”
Book -
2
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3Published 1988“...GC 1561 .W926...”
Book -
4
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5Published 2000“...GC 296.8 .E4 .E375 2000...”
Book -
6Published 1991“...GC 1023.885 .R335 1991...”
Conference Proceeding Book -
7Published 1998“...GC 1561 .S898 1998...”
Book -
8
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9
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10Published 1992“...GC 89 .V991 summary...”
Book -
11
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12
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13
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14
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15
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16Published 1977“...GC 1085 .E27...”
Book -
17
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18