@article{10_37236_1610,
     author = {Joseph Kahane and Alexander J. Ryba},
     title = {The hexad game},
     journal = {The electronic journal of combinatorics},
     year = {2001},
     volume = {8},
     number = {2},
     doi = {10.37236/1610},
     zbl = {0988.91010},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/1610/}
}