@article{JIS_2003__6_2_a7,
     author = {Chan,  O-Yeat and Choi,  Geumlan and Zaharescu,  Alexandru},
     title = {A multidimensional version of a result of {Davenport-Erd\H{o}s}},
     journal = {Journal of integer sequences},
     year = {2003},
     volume = {6},
     number = {2},
     zbl = {1142.11348},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2003__6_2_a7/}
}