TY - JOUR AU - S. Chowla AU - I. Kessler AU - M. Livingston TI - On character sums and the non-vanishing for s > 0 of Dirichlet L-series belonging to real odd characters χ JO - Acta Arithmetica PY - 1977 SP - 81 EP - 87 VL - 33 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-33-1-81-87/ DO - 10.4064/aa-33-1-81-87 LA - en ID - 10_4064_aa_33_1_81_87 ER -