🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng Việt中文日本語EntityQ33024· pop 6· linked from 2 articlesZFCWikimedia disambiguation pageAvailable in 6 languagesDeutsch中文日本語LithuanianNederlandsvia Wikidata sitelinks · CC0ConnectionsZermelo–Fraenkel set theoryEntityaxiom of choiceEntity