🌐EnglishEnglishDeutschEspañolItalianoEntityQ429798· pop 5· linked from 14 articlesProject Velasystem developed by the United States to monitor compliance with the Partial Test Ban TreatyAvailable in 5 languagesEspañolDeutschItalianoCzechvia Wikidata sitelinks · CC0ConnectionsDefense Advanced Research Projects AgencyEntityUnited States Air ForceEntityCategoriesNuclear weapons policyNuclear weapons program of the United StatesProjects of the United States Air ForceResearch projects