TY - JOUR AU - R. K. Jain TI - The absolute harmonic summability factors of infinite series JO - Colloquium Mathematicum PY - 1971 SP - 157 EP - 164 VL - 23 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-23-1-157-164/ DO - 10.4064/cm-23-1-157-164 LA - en ID - 10_4064_cm_23_1_157_164 ER -