Ellen Gethner, David G. Kirkpatrick, Nicholas Pippenger. Computational Aspects of M.C. Escher's Ribbon Patterns. Theory Comput. Syst., 54(4):640-658, 2014. [doi]
@article{GethnerKP14,
title = {Computational Aspects of M.C. Escher's Ribbon Patterns},
author = {Ellen Gethner and David G. Kirkpatrick and Nicholas Pippenger},
year = {2014},
doi = {10.1007/s00224-013-9485-9},
url = {http://dx.doi.org/10.1007/s00224-013-9485-9},
researchr = {https://researchr.org/publication/GethnerKP14},
cites = {0},
citedby = {0},
journal = {Theory Comput. Syst.},
volume = {54},
number = {4},
pages = {640-658},
}