@article{10_4064_aa_91_4_329_349,
     author = {Peter Grabner and Pierre Liardet},
     title = {Harmonic properties of the sum-of-digits function for complex bases},
     journal = {Acta Arithmetica},
     pages = {329--349},
     publisher = {mathdoc},
     volume = {91},
     number = {4},
     year = {1999},
     doi = {10.4064/aa-91-4-329-349},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-91-4-329-349/}
}