Siu Lun Ma, Bernhard Schmidt. A Sharp Exponent Bound for McFarland Difference Sets withp=2. Journal of Combinatorial Theory, Series A, 80(2):347-352, 1997. [doi]
@article{MaS97,
title = {A Sharp Exponent Bound for McFarland Difference Sets withp=2},
author = {Siu Lun Ma and Bernhard Schmidt},
year = {1997},
doi = {10.1006/jcta.1997.2808},
url = {http://dx.doi.org/10.1006/jcta.1997.2808},
researchr = {https://researchr.org/publication/MaS97},
cites = {0},
citedby = {0},
journal = {Journal of Combinatorial Theory, Series A},
volume = {80},
number = {2},
pages = {347-352},
}