@article{JEMS_2016_18_12_a1,
     author = {Adrian Ioana},
     title = {Orbit equivalence and {Borel} reducibility rigidity for profinite actions with spectral gap},
     journal = {Journal of the European Mathematical Society},
     pages = {2733--2784},
     publisher = {mathdoc},
     volume = {18},
     number = {12},
     year = {2016},
     doi = {10.4171/jems/652},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/652/}
}