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1
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2Published 2000Conference Proceeding
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3
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4
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5
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6Published 1998Conference Proceeding Book
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7
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8
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9
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10
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11
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12
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13Published 1993Conference Proceeding Book
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14
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15
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16Published 1990Conference Proceeding Book
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17
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18
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19Published 1993Conference Proceeding Book
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20Published 1995Conference Proceeding Book