@article{GDZPPN001261290,
title = {Semigroups of measures in non-commutative analysis.},
journal = {Semigroup forum},
volume = {43},
year = {1991},
pages = {263-290},
zbl = {0734.43001},
url = {http://dml.mathdoc.fr/item/GDZPPN001261290}
}
Jorgensen, P.E.T. Semigroups of measures in non-commutative analysis.. Semigroup forum, Tome 43 (1991) pp. 263-290. http://gdmltest.u-ga.fr/item/GDZPPN001261290/