%0 Journal Article %A Boris Ettinger %A Hans Lindblad %T A sharp counterexample to local existence of low regularity solutions to Einstein equations in wave coordinates %J Annals of mathematics %D 2017 %P 311-330 %V 185 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2017.185.1.6/ %R 10.4007/annals.2017.185.1.6 %G en %F 10_4007_annals_2017_185_1_6