José María Amigó, Sergi Elizalde, Matthew B. Kennel. Forbidden patterns and shift systems. Journal of Combinatorial Theory, Series A, 115(3):485-504, 2008. [doi]
@article{AmigoEK08,
title = {Forbidden patterns and shift systems},
author = {José María Amigó and Sergi Elizalde and Matthew B. Kennel},
year = {2008},
doi = {10.1016/j.jcta.2007.07.004},
url = {http://dx.doi.org/10.1016/j.jcta.2007.07.004},
researchr = {https://researchr.org/publication/AmigoEK08},
cites = {0},
citedby = {0},
journal = {Journal of Combinatorial Theory, Series A},
volume = {115},
number = {3},
pages = {485-504},
}