Media type: E-Article Title: Coût des relations d’équivalence et des groupes Contributor: Gaboriau, Damien Published: Springer Science and Business Media LLC, 2000 Published in: Inventiones mathematicae, 139 (2000) 1, Seite 41-98 Language: French DOI: 10.1007/s002229900019 ISSN: 1432-1297; 0020-9910 Keywords: General Mathematics Origination: Footnote: