TY  - JOUR
AU  - Boyd, David
TI  - Which Rationals are Ratios of Pisot Sequences?
JO  - Canadian mathematical bulletin
PY  - 1985
SP  - 343
EP  - 349
VL  - 28
IS  - 3
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1985-041-6/
DO  - 10.4153/CMB-1985-041-6
ID  - 10_4153_CMB_1985_041_6
ER  -