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1Published 1990“...QC 879.232 .A6 .A938 1991...”
Conference Proceeding Book -
2Published 1993“...QC 869.4 .A6 .I88 4th...”
Conference Proceeding Book -
3Published 1992“...QC 869.4 .A6 .I88 3rd...”
Conference Proceeding Book -
4Published 1994“...QC 869.4 .A6 .I88 5th...”
Conference Proceeding Book