TY - JOUR AU - Marek Kuczma TI - Special solutions of a functional equation JO - Annales Polonici Mathematici PY - 1972 SP - 29 EP - 32 VL - 27 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-27-1-29-32/ DO - 10.4064/ap-27-1-29-32 LA - en ID - 10_4064_ap_27_1_29_32 ER -