@article{SF_1990__41_2_135058,
     author = {I. Chon},
     title = {Weakly commutative {Lie} semigroups.},
     journal = {Semigroup forum},
     pages = {339--356},
     publisher = {mathdoc},
     volume = {41},
     number = {2},
     year = {1990},
     zbl = {0714.22002},
     url = {http://geodesic.mathdoc.fr/item/SF_1990__41_2_135058/}
}