%0 Journal Article %A Darnel, Michael R. %T $\sigma$-interpolation lattice-ordered groups %J Czechoslovak Mathematical Journal %D 2000 %P 1-2 %V 50 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMJ_2000__50_1_a0/ %G en %F CMJ_2000__50_1_a0