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$3$-anti-circulant digraphs are $\alpha$-diperfect and BE-diperfect. (arXiv:2203.05024v1 [math.CO]) http://arxiv.org/abs/2203.05024
$3$-anti-circulant digraphs are $\alpha$-diperfect and BE-diperfect. (arXiv:2203.05024v1 [math.CO]) http://arxiv.org/abs/2203.05024