Ondrej Klíma. Piecewise testable languages via combinatorics on words. Discrete Mathematics, 311(20):2124-2127, 2011. [doi]
@article{Klima11,
title = {Piecewise testable languages via combinatorics on words},
author = {Ondrej Klíma},
year = {2011},
doi = {10.1016/j.disc.2011.06.013},
url = {http://dx.doi.org/10.1016/j.disc.2011.06.013},
tags = {testing},
researchr = {https://researchr.org/publication/Klima11},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {311},
number = {20},
pages = {2124-2127},
}