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1Published 1967Conference Proceeding Book
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2Published 1980Conference Proceeding Book
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3Published 1978Conference Proceeding Book
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4
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5Published 1989Conference Proceeding Book
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6Published 1992Government Document Conference Proceeding Book
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7Published 1993Conference Proceeding Book
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8
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9
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10Published 1997Conference Proceeding Book
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11
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12Published 2001Conference Proceeding Book
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13
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14
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15