@article{10_21136_CMJ_1996_127311,
     author = {Chen, Yuanqian and Conrad, Paul and Darnel, Michael},
     title = {Finite-valued subgroups of lattice-ordered groups},
     journal = {Czechoslovak Mathematical Journal},
     pages = {501--512},
     publisher = {mathdoc},
     volume = {46},
     number = {3},
     year = {1996},
     doi = {10.21136/CMJ.1996.127311},
     mrnumber = {1408301},
     zbl = {0879.06010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1996.127311/}
}