Category 2, Hetarenes and Related Ring SystemsCategory 2, Hetarenes and Related Ring SystemseBookAuthor(s):Schaumann, E.Format: PDFPublished year: 2002Publisher: Thieme Medical PublishersLanguage: EnglishISBN: 9783131122612, 9783131836113SummaryDOI: 10.1055/b-003-121797