@article{JRAM_1980__319_152278,
     author = {C.L. Stewart},
     title = {On the representation of an integer in two different bases.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {63--72},
     publisher = {mathdoc},
     volume = {319},
     year = {1980},
     zbl = {0426.10008},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1980__319_152278/}
}