Media type: E-Article Title: Geometric characterization of flat groups of automorphisms Contributor: Baumgartner, Udo; Schlichting, Günter; Willis, George A. imprint: European Mathematical Society - EMS - Publishing House GmbH, 2009 Published in: Groups, Geometry, and Dynamics Language: Not determined DOI: 10.4171/ggd/72 ISSN: 1661-7207; 1661-7215 Origination: Footnote: