Jui-Yi Kao, Narad Rampersad, Jeffrey Shallit, Manuel Silva. Words avoiding repetitions in arithmetic progressions. Theoretical Computer Science, 391(1-2):126-137, 2008. [doi]
@article{KaoRSS08,
title = {Words avoiding repetitions in arithmetic progressions},
author = {Jui-Yi Kao and Narad Rampersad and Jeffrey Shallit and Manuel Silva},
year = {2008},
doi = {10.1016/j.tcs.2007.10.039},
url = {http://dx.doi.org/10.1016/j.tcs.2007.10.039},
researchr = {https://researchr.org/publication/KaoRSS08},
cites = {0},
citedby = {0},
journal = {Theoretical Computer Science},
volume = {391},
number = {1-2},
pages = {126-137},
}