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1Published 1974Conference Proceeding Book
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2Published 1977Conference Proceeding Book
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3Published 1979Conference Proceeding Book
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4Published 1985Conference Proceeding Book
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5
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6Published 1978Conference Proceeding Book
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7
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8
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9
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10Published 1992Conference Proceeding Book
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11Published 1993Conference Proceeding Book
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12Published 1995Conference Proceeding Book