%0 Journal Article %A Leo Murata %T On characters of order p (mod p²) %J Acta Arithmetica %D 1998 %P 245-253 %V 87 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-87-3-245-253/ %R 10.4064/aa-87-3-245-253 %G en %F 10_4064_aa_87_3_245_253