TY - JOUR AU - E. Strzelecki TI - Metric properties of normed algebras JO - Studia Mathematica PY - 1963 SP - 41 EP - 51 VL - 23 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-23-1-41-51/ DO - 10.4064/sm-23-1-41-51 LA - en ID - 10_4064_sm_23_1_41_51 ER -