%0 Journal Article %A Hamada, Noboru %A Maruta, Tatsuya %A Oya, Yusuke %T A Necessary and Sufficient Condition for the Existence of an (n,r)-arc in PG(2,q) and Its Applications %J Serdica Journal of Computing %D 2012 %P 253-266 %V 6 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJC_2012_6_3_a0/ %G en %F SJC_2012_6_3_a0