TY - JOUR AU - Peter Å emrl TI - Two characterizations of automorphisms on B(X) JO - Studia Mathematica PY - 1993 SP - 143 EP - 149 VL - 105 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-105-2-143-149/ DO - 10.4064/sm-105-2-143-149 LA - en ID - 10_4064_sm_105_2_143_149 ER -