@article{05836179,
title = {Universal expansions in negative and complex bases.},
journal = {Integers},
volume = {10},
year = {2010},
pages = {669-679},
doi = {10.1515/INTEG.2010.050},
zbl = {1216.11009},
language = {en},
url = {http://dml.mathdoc.fr/item/05836179}
}
Komornik, Vilmos; Loreti, Paola. Universal expansions in negative and complex bases.. Integers, Tome 10 (2010) pp. 669-679. doi : 10.1515/INTEG.2010.050. http://gdmltest.u-ga.fr/item/05836179/