@article{JEMS_2014_16_11_a0,
     author = {Albert Mas and Xavier Tolsa},
     title = {Variation for the {Riesz} transform and uniform rectifiability},
     journal = {Journal of the European Mathematical Society},
     pages = {2267--2321},
     publisher = {mathdoc},
     volume = {16},
     number = {11},
     year = {2014},
     doi = {10.4171/jems/487},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/487/}
}