%0 Journal Article %A Chernikov, Artem %A Simon, Pierre %T Definably amenable NIP groups %J Journal of the American Mathematical Society %D 2018 %P 609-641 %V 31 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1090/jams/896/ %R 10.1090/jams/896 %F 10_1090_jams_896