%0 Journal Article %A Bálint Farkas %T Perturbations of bi-continuous semigroups %J Studia Mathematica %D 2004 %P 147-161 %V 161 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm161-2-3/ %R 10.4064/sm161-2-3 %G en %F 10_4064_sm161_2_3