Mario Gionfriddo, Giovanni Lo Faro. 2-Colourings in S(t, t + 1, v). Discrete Mathematics, 111(1-3):263-268, 1993. [doi]
@article{GionfriddoF93,
title = {2-Colourings in S(t, t + 1, v)},
author = {Mario Gionfriddo and Giovanni Lo Faro},
year = {1993},
doi = {10.1016/0012-365X(93)90161-L},
url = {http://dx.doi.org/10.1016/0012-365X(93)90161-L},
researchr = {https://researchr.org/publication/GionfriddoF93},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {111},
number = {1-3},
pages = {263-268},
}