@article{10_37236_1769,
     author = {R. A. Leese and S. D. Noble},
     title = {Cyclic labellings with constraints at two distances},
     journal = {The electronic journal of combinatorics},
     year = {2004},
     volume = {11},
     number = {1},
     doi = {10.37236/1769},
     zbl = {1053.05111},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/1769/}
}