%0 Journal Article %A Ehud Hrushovski %A Ben Martin %A Silvain Rideau %T Definable equivalence relations and zeta functions of groups (with an appendix by Raf Cluckers) %J Journal of the European Mathematical Society %D 2018 %P 2467-2537 %V 20 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4171/jems/817/ %R 10.4171/jems/817 %F JEMS_2018_20_10_a4