%0 Journal Article %A Jack Brown %T On the Baire order of concentrated spaces and $L_1$ spaces %J Fundamenta Mathematicae %D 1977 %P 165-172 %V 94 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-94-2-165-172/ %R 10.4064/fm-94-2-165-172 %G en %F 10_4064_fm_94_2_165_172