%0 Journal Article %A Ton, Dao-Rong %T The ${\scr Ar}$-free products of archimedean $l$-groups %J Czechoslovak Mathematical Journal %D 1998 %P 243-252 %V 48 %N 2 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/CMJ_1998__48_2_a3/ %G en %F CMJ_1998__48_2_a3