title: Comment on "Clustering of Oxygen Vacancies at CeO_{2}(111): Critical Role of Hydroxyls".
authors.affiliation: Department of Chemistry-Ångström Laboratory, Uppsala University, Box 538, S-751 21 Uppsala, Sweden.
authors.forename: Matthew J
authors.initials: MJ
authors.lastname: Wolf
authors.affiliation: Department of Chemistry-Ångström Laboratory, Uppsala University, Box 538, S-751 21 Uppsala, Sweden.
authors.forename: Jolla
authors.initials: J
authors.lastname: Kullgren
authors.affiliation: Department of Chemistry-Ångström Laboratory, Uppsala University, Box 538, S-751 21 Uppsala, Sweden.
authors.forename: Kersti
authors.initials: K
authors.lastname: Hermansson