Natasa Jonoska, Joni Burnette Pirnot. Finite state automata representing two-dimensional subshifts. Theoretical Computer Science, 410(37):3504-3512, 2009. [doi]
@article{JonoskaP09,
title = {Finite state automata representing two-dimensional subshifts},
author = {Natasa Jonoska and Joni Burnette Pirnot},
year = {2009},
doi = {10.1016/j.tcs.2009.03.015},
url = {http://dx.doi.org/10.1016/j.tcs.2009.03.015},
researchr = {https://researchr.org/publication/JonoskaP09},
cites = {0},
citedby = {0},
journal = {Theoretical Computer Science},
volume = {410},
number = {37},
pages = {3504-3512},
}