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1Published 1990“...QC 221.7 .I61 1990...”
Conference Proceeding Book -
2Published 1991“...QC 981.8 .C5 .I61...”
Conference Proceeding Book -
3Published 1993“...QC 981.8 .C5 .N2795...”
Conference Proceeding Book -
4Published 1996“...QC 981.8 .C5 .C63965...”
Conference Proceeding Book