%0 Journal Article %A Honda, Shouhei %T A weakly second-order differential structure on rectifiable metric measure spaces %J Geometry & topology %D 2014 %P 633-668 %V 18 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.2140/gt.2014.18.633/ %R 10.2140/gt.2014.18.633 %F GT_2014_18_2_a1