@article{JEMS_2015_17_6_a6,
     author = {Christoph Aistleitner and Istv\'an Berkes and Kristian Seip},
     title = {GCD sums from {Poisson} integrals and systems of dilated functions},
     journal = {Journal of the European Mathematical Society},
     pages = {1517--1546},
     year = {2015},
     volume = {17},
     number = {6},
     doi = {10.4171/jems/537},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/537/}
}