@article{SF_1993__46_1_135220,
     author = {S.Y. Shaw and Y.C. Li},
     title = {Representation formulas for {C-semigroups.}},
     journal = {Semigroup forum},
     pages = {123--125},
     publisher = {mathdoc},
     volume = {46},
     number = {1},
     year = {1993},
     zbl = {0816.47046},
     url = {http://geodesic.mathdoc.fr/item/SF_1993__46_1_135220/}
}