@article{JRAM_1971__249_151120,
     author = {M.J. DeLeon},
     title = {Pisot {Sequences.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {20--30},
     publisher = {mathdoc},
     volume = {249},
     year = {1971},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1971__249_151120/}
}