@article{120394, author = {Bohumil \v Smarda}, title = {Independence in $l$-groups}, journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica}, volume = {38}, year = {1999}, pages = {139-147}, zbl = {0959.06008}, mrnumber = {1767216}, language = {en}, url = {http://dml.mathdoc.fr/item/120394} }
Šmarda, Bohumil. Independence in $l$-groups. Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, Tome 38 (1999) pp. 139-147. http://gdmltest.u-ga.fr/item/120394/
Partially ordered algebraic systems, Pergamon Press, New York, 1963. (1963) | MR 0171864 | Zbl 0137.02001
Theory of groups, Moscow, 1967. (1967) | MR 0249495
A general scheme of the notions of independence in mathematics, Bull. Acad. Polon. Sci. 6 (1958), 731-736. (1958) | MR 0104610 | Zbl 0088.03001