TY - JOUR AU - Roland Schnaubelt TI - Exponential and polynomial dichotomies of operator semigroups on Banach spaces JO - Studia Mathematica PY - 2006 SP - 121 EP - 138 VL - 175 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm175-2-2/ DO - 10.4064/sm175-2-2 LA - en ID - 10_4064_sm175_2_2 ER -