@article{COMIM_2021__29_3_a6,
     author = {Balazard, Michel and Benferhat, Leila and Bouderbala, Mihoub},
     title = {On the variation of certain fractional part sequences},
     journal = {Communications in Mathematics},
     pages = {407--430},
     publisher = {mathdoc},
     volume = {29},
     number = {3},
     year = {2021},
     mrnumber = {4355415},
     zbl = {07484377},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/COMIM_2021__29_3_a6/}
}