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1Published 1976“...HQ 1106 .U58 1975...”
Conference Proceeding Book -
2Published 1984“...HN 930.5 .A7 .C456...”
Book -
3Published 1985“...HQ 1865.6 .W872...”
Book -
4Published 1988“...HC 681 .Z9 .E5 .E615...”
Conference Proceeding Book