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1Published 1980“...HT 151 .A512...”
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2Published 1982“...HD 1120.5 .Z7 .R9 .R948...”
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3Published 1984“...HD 30.23 .I615...”
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4Published 1978“...HT 121 .U72...”
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5Published 1976“...HT 395 .A9 .A938...”
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6Published 1978“...HV 2474 .U55...”
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7Published 1978“...HD 6960.5 .A9 .A938...”
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8Published 1977“...HC 663 .S471...”
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9Published 1980“...HD 30.23 .I61...”
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10Published 1980“...HQ 789 .S678...”
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11
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12
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13Published 1976“...HC 599 .P117 t 7th...”
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14Published 1984“...HG 3756 .A8 .B979...”
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15
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16Published 1976“...HD 9558 .P2 .C578...”
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17Published 1976“...HT 107 .I61...”
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18Published 1978“...HC 683 .U58...”
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19
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20Published 1977“...HG 3881 .C7485...”
Conference Proceeding Book