TY - JOUR AU - E. Cohen TI - Almost even functions of finite abelian groups JO - Acta Arithmetica PY - 1961 SP - 311 EP - 323 VL - 7 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-7-3-311-323/ DO - 10.4064/aa-7-3-311-323 LA - en ID - 10_4064_aa_7_3_311_323 ER -