@article{SF_1994__48_3_135312,
     author = {K.H. Neeb},
     title = {Representations of involutive semigroups.},
     journal = {Semigroup forum},
     pages = {197--218},
     publisher = {mathdoc},
     volume = {48},
     number = {3},
     year = {1994},
     zbl = {0814.20047},
     url = {http://geodesic.mathdoc.fr/item/SF_1994__48_3_135312/}
}