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1
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2Published 1974Conference Proceeding Book
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3Published 1981Conference Proceeding Book
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4Published 1978Conference Proceeding Book
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5
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6Published 1978Conference Proceeding Book
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7Published 1985Conference Proceeding Book
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8
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9Published 1999Government Document Conference Proceeding Microform Book
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10
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11Published 1969Conference Proceeding Book