@article{JEMS_2014_16_3_a4,
     author = {Nikolay Nikolov and Dan Segal},
     title = {On normal subgroups of compact groups},
     journal = {Journal of the European Mathematical Society},
     pages = {597--618},
     publisher = {mathdoc},
     volume = {16},
     number = {3},
     year = {2014},
     doi = {10.4171/jems/441},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/441/}
}