@article{GT_2014_18_2_a1,
     author = {Honda, Shouhei},
     title = {A weakly second-order differential structure on rectifiable metric measure spaces},
     journal = {Geometry & topology},
     pages = {633--668},
     publisher = {mathdoc},
     volume = {18},
     number = {2},
     year = {2014},
     doi = {10.2140/gt.2014.18.633},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2014.18.633/}
}