TY - JOUR AU - Roman Ger TI - On an alternative functional equation. (Short Communication). JO - Aequationes mathematicae PY - 1976 SP - 513 EP - 514 VL - 14 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AM2_1976__14_136622/ ID - AM2_1976__14_136622 ER -