@article{GDZPPN002316188, title = {A Levy-Khinchin Formula for Semigroups with Involutions.}, journal = {Mathematische Annalen}, volume = {237}, year = {1978}, pages = {209-216}, zbl = {0385.31009}, url = {http://dml.mathdoc.fr/item/GDZPPN002316188} }
Maserick, P.H. A Levy-Khinchin Formula for Semigroups with Involutions.. Mathematische Annalen, Tome 237 (1978) pp. 209-216. http://gdmltest.u-ga.fr/item/GDZPPN002316188/