@article{AUPO_1999_38_1_a14,
     author = {\v{S}marda, Bohumil},
     title = {Independence in $l$-groups},
     journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
     pages = {139--147},
     year = {1999},
     volume = {38},
     number = {1},
     mrnumber = {1767216},
     zbl = {0959.06008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUPO_1999_38_1_a14/}
}