@article{SF_1974__7_134008,
     author = {C.F. Dunkl and D.E. Ramirez},
     title = {L...-representations of commutative semitopological semigroups.},
     journal = {Semigroup forum},
     pages = {180--199},
     year = {1974},
     volume = {7},
     zbl = {0275.22010},
     url = {http://geodesic.mathdoc.fr/item/SF_1974__7_134008/}
}