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1
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2Published 1981Conference Proceeding Book
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3
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4
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5Published 1993Conference Proceeding Book
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6Published 2004Conference Proceeding Book
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7
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8Published 2003Conference Proceeding Book
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9
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10
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11
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12Published 1999Conference Proceeding Book
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13Published 2003Conference Proceeding Book
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14
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15
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16Published 2008Conference Proceeding Book
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17
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18Published 2006Conference Proceeding Book
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19
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20