%0 Journal Article %A Knox, Michelle L. %A McGovern, Warren Wm. %T Rigid extensions of $\ell$-groups of continuous functions %J Czechoslovak Mathematical Journal %D 2008 %P 993-1014 %V 58 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMJ_2008__58_4_a8/ %G en %F CMJ_2008__58_4_a8