Research index·Book chapterChapter 4De Gruyter eBooks·18 Aug 2026DOI10.1515/9783035631470-005Book chapterChapter 4De Gruyter eBooks · 2026 · SubscriptionDOI10.1515/9783035631470-005ReadRead at the publisherSaveCiteAdd to literature reviewPaywalledThe full text is at the publisherOpen it at the publisher to read it.Read at the publisherDiscussionAdd to the discussionRelated papersMoreDetailsPublished, publisher, issueSuggest a correction or report