@article{03788633,
title = {The chromatic index of cyclic Steiner 2-designs.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {5},
year = {1982},
pages = {823-825},
doi = {10.1155/S0161171282000775},
zbl = {0501.05011},
language = {en},
url = {http://dml.mathdoc.fr/item/03788633}
}
Colbourn, Charles J.; Colbourn, Marlene J. The chromatic index of cyclic Steiner 2-designs.. International Journal of Mathematics and Mathematical Sciences, Tome 5 (1982) pp. 823-825. doi : 10.1155/S0161171282000775. http://gdmltest.u-ga.fr/item/03788633/