TY - JOUR AU - A. Járai TI - Regularity properties of functional equations. (Short Communication). JO - Aequationes mathematicae PY - 1982 SP - 118 EP - 119 VL - 25 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AM2_1982__25_136957/ ID - AM2_1982__25_136957 ER -