🌐EnglishEnglishDeutschFrançaisItalianoNederlandsPolskiРусскийEntityQ403935· pop 6· linked from 2 articlesNecessary RoughnessWikimedia disambiguation pageAvailable in 6 languagesFrançaisDeutschРусскийItalianoNederlandsvia Wikidata sitelinks · CC0ConnectionsNecessary RoughnessEntityNecessary RoughnessEntity