@techreport{KotsireasKoutschan21,
author = {Ilias Kotsireas and Christoph Koutschan},
title = {Legendre pairs of lengths $\ell \equiv 0$ (mod 3)},
institution = {RICAM Reports Series},
year = {2021},
number = {2021-01},
note = {Submitted for publication (preprint on arXiv:2101.03116)},
}