@article{10_21136_MB_2018_0058_17,
     author = {Yang, Shichun and Luca, Florian and Togb\'e, Alain},
     title = {On a divisibility problem},
     journal = {Mathematica Bohemica},
     pages = {125--135},
     publisher = {mathdoc},
     volume = {144},
     number = {2},
     year = {2019},
     doi = {10.21136/MB.2018.0058-17},
     mrnumber = {3974182},
     zbl = {07088840},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.2018.0058-17/}
}