@article{DMTCS_2011_13_1_a2,
     author = {Frougny, Christiane and Lai, Anna Chiara},
     title = {Negative bases and automata},
     journal = {Discrete mathematics & theoretical computer science},
     year = {2011},
     volume = {13},
     number = {1},
     doi = {10.46298/dmtcs.538},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.46298/dmtcs.538/}
}