%0 Journal Article %A Lehtonen, Erkko %A Manyuen, Chaowat %T Graph Varieties Axiomatized by Semimedial, Medial, and Some Other Groupoid Identities %J Discussiones Mathematicae. General Algebra and Applications %D 2020 %P 143-157 %V 40 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DMGAA_2020_40_2_a0/ %G en %F DMGAA_2020_40_2_a0