TY - JOUR AU - J. Matkowski TI - The Uniqueness of Solutions of a System of Functional Equations in Some Classes of Functions. JO - Aequationes mathematicae PY - 1972 SP - 233 EP - 237 VL - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AM2_1972__8_136295/ ID - AM2_1972__8_136295 ER -