%0 Journal Article %A R. A. Leese %A S. D. Noble %T Cyclic labellings with constraints at two distances %J The electronic journal of combinatorics %D 2004 %V 11 %N 1 %U http://geodesic.mathdoc.fr/articles/10.37236/1769/ %R 10.37236/1769 %F 10_37236_1769