TY - JOUR AU - Roman Ger TI - On some functional equations with a restricted domain, II JO - Fundamenta Mathematicae PY - 1978 SP - 249 EP - 272 VL - 98 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-98-3-249-272/ DO - 10.4064/fm-98-3-249-272 LA - en ID - 10_4064_fm_98_3_249_272 ER -