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@article{JIS_2008__11_3_a6, author = {Bayon, R. and Lygeros, N.}, title = {The hyperrings of order 3.}, journal = {Journal of integer sequences}, publisher = {mathdoc}, volume = {11}, number = {3}, year = {2008}, language = {en}, url = {http://geodesic.mathdoc.fr/item/JIS_2008__11_3_a6/} }
Bayon, R.; Lygeros, N. The hyperrings of order 3.. Journal of integer sequences, Tome 11 (2008) no. 3. http://geodesic.mathdoc.fr/item/JIS_2008__11_3_a6/