Home›1990s in science›1991年科學🌐中文EnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoPolskiPortuguêsSvenskaTiếng ViệtTürkçeРусскийالعربية中文日本語EntityQ1091614· pop 12· linked from 90 articles1991年科學1991年科學技術領域相關事件概述Wikidata factsShow 2 more factsCommons category1991 in sciencepoint in time1991-01-01Sources (1)ru.wikipedia.orgvia Wikidata · CC0Available in 12 languagesFrançaisРусскийPortuguêsHebrewHungarianMacedonianNorwegianNorwegian NynorskPolskiSvenskazh_min_nanConnectionslist of years in scienceEntityFinlandCountryCategories1990s in science1991 in science20th century in science