@article{JLT_1991_1_1_a2,
     author = {K. H. Hofmann},
     title = {A {Short} {Course} on the {Lie} {Theory} of {Semigroups.} {I:} {The} {Fundamental} {Theorems}},
     journal = {Journal of Lie theory},
     pages = {033--04},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1991},
     url = {http://geodesic.mathdoc.fr/item/JLT_1991_1_1_a2/}
}