Karen L. Collins, Peter W. Shor, John R. Stembridge. A lower bound for 0, 1, * tournament codes. Discrete Mathematics, 63(1):15-19, 1987. [doi]
@article{CollinsSS87,
title = {A lower bound for 0, 1, * tournament codes},
author = {Karen L. Collins and Peter W. Shor and John R. Stembridge},
year = {1987},
doi = {10.1016/0012-365X(87)90147-6},
url = {http://dx.doi.org/10.1016/0012-365X(87)90147-6},
researchr = {https://researchr.org/publication/CollinsSS87},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {63},
number = {1},
pages = {15-19},
}