Cristian S. Calude, Helmut Jürgensen, Ludwig Staiger. Topology on words. Theoretical Computer Science, 410(24-25):2323-2335, 2009. [doi]
@article{CaludeJS09,
title = {Topology on words},
author = {Cristian S. Calude and Helmut Jürgensen and Ludwig Staiger},
year = {2009},
doi = {10.1016/j.tcs.2009.02.029},
url = {http://dx.doi.org/10.1016/j.tcs.2009.02.029},
researchr = {https://researchr.org/publication/CaludeJS09},
cites = {0},
citedby = {0},
journal = {Theoretical Computer Science},
volume = {410},
number = {24-25},
pages = {2323-2335},
}