%0 Journal Article %A I. Namioka %T On certain actions of semi-groups on L-spaces %J Studia Mathematica %D 1967 %P 63-77 %V 29 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-29-1-63-77/ %R 10.4064/sm-29-1-63-77 %G en %F 10_4064_sm_29_1_63_77