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1
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2Published 1978Government Document Conference Proceeding Book
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3Published 1983Government Document Conference Proceeding Book
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4Published 1988Government Document Conference Proceeding Book
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5Published 1991Government Document Conference Proceeding Book
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6Published 1993Government Document Conference Proceeding Book
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7Published 1993Government Document Conference Proceeding Book
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8Published 1995Government Document Conference Proceeding Microform Book
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9
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10Published 1997Government Document Conference Proceeding Microform Book
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11Published 2002Government Document Conference Proceeding Book