Jean-Yves Béziau. The Power of the Hexagon. Logica Universalis, 6(1-2):1-43, 2012. [doi]
@article{Beziau12-0, title = {The Power of the Hexagon}, author = {Jean-Yves Béziau}, year = {2012}, doi = {10.1007/s11787-012-0046-9}, url = {http://dx.doi.org/10.1007/s11787-012-0046-9}, researchr = {https://researchr.org/publication/Beziau12-0}, cites = {0}, citedby = {0}, journal = {Logica Universalis}, volume = {6}, number = {1-2}, pages = {1-43}, }