TY - JOUR AU - J. Januszewski TI - On the Darboux problem in Banach spaces JO - Commentationes Mathematicae PY - 1989 SP - 57 EP - 62 VL - 29 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/cm.v29i1.6255/ DO - 10.14708/cm.v29i1.6255 LA - pl ID - 10_14708_cm_v29i1_6255 ER -