%0 Journal Article %A Galatius, Søren %A Kupers, Alexander %A Randal-Williams, Oscar %T $E_{2}$-cells and mapping class groups %J Publications Mathématiques de l'IHÉS %D 2019 %P 1-61 %V 130 %I Springer Berlin Heidelberg %C Berlin/Heidelberg %U http://geodesic.mathdoc.fr/articles/10.1007/s10240-019-00107-8/ %R 10.1007/s10240-019-00107-8 %G en %F PMIHES_2019__130__1_0