%0 Journal Article %A Announcement ​ %T Symmetries of Discrete Objects (SODO 2020) %J Ars Mathematica Contemporanea %D 2019 %V 17 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AMC_2019__17_1_a21/ %G en %F AMC_2019__17_1_a21