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1
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2
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3Published 1978“...G 70.2 .I61 1st...”
Conference Proceeding Book -
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5
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6
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7
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8Published 1987“...G 70.2 .I61 j...”
Journal -
9Published 1976“...G 70.4 .R389...”
Book -
10
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11
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12
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13Published 1986“...G 70.2 .G3452...”
Conference Proceeding Book -
14
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15Published 1986“...G 70.23 .N279...”
Book -
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17
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18
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19
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20