Raphael M. Jungers, Vladimir Protasov, Vincent D. Blondel. Overlap-free words and spectra of matrices. Theoretical Computer Science, 410(38-40):3670-3684, 2009. [doi]
@article{JungersPB09,
title = {Overlap-free words and spectra of matrices},
author = {Raphael M. Jungers and Vladimir Protasov and Vincent D. Blondel},
year = {2009},
doi = {10.1016/j.tcs.2009.04.022},
url = {http://dx.doi.org/10.1016/j.tcs.2009.04.022},
researchr = {https://researchr.org/publication/JungersPB09},
cites = {0},
citedby = {0},
journal = {Theoretical Computer Science},
volume = {410},
number = {38-40},
pages = {3670-3684},
}