TY - JOUR AU - D. Przeworska-Rolewicz AU - S. Rolewicz TI - On operators with a finite d-characteristic JO - Studia Mathematica PY - 1964 SP - 257 EP - 270 VL - 24 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-24-3-257-270/ DO - 10.4064/sm-24-3-257-270 LA - en ID - 10_4064_sm_24_3_257_270 ER -