@article{10_4153_CJM_1969_111_6,
     author = {Byrd, Richard D.},
     title = {Archimedean {Closures} in {Lattice-Ordered} {Groups}},
     journal = {Canadian journal of mathematics},
     pages = {1004--1012},
     year = {1969},
     volume = {21},
     number = {1},
     doi = {10.4153/CJM-1969-111-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1969-111-6/}
}