Advances in MathematicsVolume 198, Issue 1, 1 December 2005, Pages 93-106On proper coverings of Artin stacksDedicated to Michael Artin on his 70th birthdayAuthor links open overlay panelMartin C. OlssonShow moreShareCitehttps://doi.org/10.1016/j.aim.2004.08.017Get rights and contentUnder an Elsevier user licenseopen archiveAbstractWe prove that every separated Artin stack of finite type over a noetherian base scheme admits a proper covering by a quasi-projective scheme. An application of this result is a version of the Grothendieck existence theorem for Artin stacks.Previous article in issueNext article in issueMSC14A20KeywordsAlgebraic stacksChow's LemmaRecommended articlesCited by (0)Copyright © 2005 Elsevier Inc. All rights reserved.