%0 Journal Article %A Reinhardt Euler %A Luis H. Gallardo %A Olivier Rahavandrainy %T Eigenvalues of Circulant Matrices and a Conjecture of Ryser %J Kragujevac Journal of Mathematics %D 2021 %P 751 %V 45 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/KJM_2021_45_5_a6/ %G en %F KJM_2021_45_5_a6