@article{01423676, title = {A proof of Pisot's }, journal = {Annals of Mathematics. Second Series}, volume = {151}, year = {2000}, pages = {375-383}, doi = {10.2307/121122}, zbl = {0995.11007}, language = {en}, url = {http://dml.mathdoc.fr/item/01423676} }
Zannier, Umberto. A proof of Pisot's . Annals of Mathematics. Second Series, Tome 151 (2000) pp. 375-383. doi : 10.2307/121122. http://gdmltest.u-ga.fr/item/01423676/