%0 Journal Article %A Jakubík, Ján %T Closed convex $l$-subgroups and radical classes of convergence $l$-groups %J Mathematica Bohemica %D 1997 %P 301-315 %V 122 %N 3 %I mathdoc %U https://geodesic-test.mathdoc.fr/articles/10.21136/MB.1997.126146/ %R 10.21136/MB.1997.126146 %G en %F 10_21136_MB_1997_126146