TY - JOUR AU - Claudi Alsina TI - On a method of Pi-Calleja for describing additive generators of associative functions. JO - Aequationes mathematicae PY - 1992 SP - 14 EP - 20 VL - 43 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AM2_1992__43_1_137439/ ID - AM2_1992__43_1_137439 ER -