@article{10_4153_CJM_2016_007_2,
     author = {Mauduit, Christian and Rivat, Jo\"el and S\'ark\"ozy, Andr\'as},
     title = {On the {Digits} of {Sumsets}},
     journal = {Canadian journal of mathematics},
     pages = {595--612},
     year = {2017},
     volume = {69},
     number = {3},
     doi = {10.4153/CJM-2016-007-2},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2016-007-2/}
}