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By: Poppe, G TType: ArticleIn: ApexVolume: 1Series:Issue:Date: 1986Page Range: 27--37Publication Info: Bruxelles, La Société, 1986-Subjects:
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By: Poppe, G TType: ArticleIn: ApexVolume: 2Series:Issue:Date: 1987Page Range: 99--113Publication Info: Bruxelles, La Société, 1986-Subjects: