TY - JOUR AU - B. Choczewski AU - M. Kuczma TI - On a problem of LipiƄski concerning an integral equation JO - Colloquium Mathematicum PY - 1972 SP - 113 EP - 115 VL - 25 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-25-1-113-115/ DO - 10.4064/cm-25-1-113-115 LA - en ID - 10_4064_cm_25_1_113_115 ER -