%0 Journal Article %A Alireza Khalili Asboei %A Seyed Sadegh Salehi Amiri %A Ali Iranmanesh %A Abolfazl Tehranian %T A new characterization of $A_{7}$ and $A_{8}$ %J Analele Universităţii "Ovidius" Constanţa Seria Matematică %D 2013 %V XXI %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/ASUO_2013_XXI_3_a7/ %F ASUO_2013_XXI_3_a7