@article{JEMS_2017_19_2_a2,
     author = {Filippo Cagnetti and Maria Colombo and Guido De Philippis and Francesco Maggi},
     title = {Essential connectedness and the rigidity problem for {Gaussian} symmetrization},
     journal = {Journal of the European Mathematical Society},
     pages = {395--439},
     publisher = {mathdoc},
     volume = {19},
     number = {2},
     year = {2017},
     doi = {10.4171/jems/669},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/669/}
}