@article{SF_1984__30_134722,
     author = {J. Hilgert and K.H. Hofmann},
     title = {Lie theory for semigroups.},
     journal = {Semigroup forum},
     pages = {243--252},
     publisher = {mathdoc},
     volume = {30},
     year = {1984},
     zbl = {0584.22003},
     url = {http://geodesic.mathdoc.fr/item/SF_1984__30_134722/}
}