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Review/Citation: SOMER, L., KŘÍŽEK, Michal. On symmetric digraphs of the congruence xk = y(mod n). Discrete Mathematics. 2009, 309(10), 1999-2009. ISSN 0012-365X. E-ISSN 1872-681X.
Requested document: Krizek9.pdf - Publisher’s postprint
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