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An Artin stack is a geometric stack over the étale site: the stack quotient of a scheme whose automorphism groups are algebraic groups.
This is the general notion of algebraic stack. But often the latter term is used in a more restrictive sense to mean Deligne-Mumford stack.
The original article:
Review in the general context of algebraic stacks:
Gérard Laumon, Laurent Moret-Bailly, Champs algébriques, Ergebn. der Mathematik und ihrer Grenzgebiete 39, Springer (2000) [doi:10.1007/978-3-540-24899-6]
and in the broader context of derived algebraic geometry:
Last revised on April 16, 2023 at 13:44:55. See the history of this page for a list of all contributions to it.