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1Published 1988“...HD 8930.5 .P963...”
Book -
2Published 1989“...HD 5856 .O3 .P963...”
Book -
3
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4Published 1987“...H 62.5 .N5 .S986...”
Conference Proceeding Book -
5Published 1987“...HN 930.7 .A8 .P963...”
Book