@article{701450,
title = {Spingroups and spherical means III},
booktitle = {Proceedings of the Winter School "Geometry and Physics"},
series = {GDML\_Books},
publisher = {Circolo Matematico di Palermo},
address = {Palermo},
year = {1989},
pages = {[295]-323},
mrnumber = {MR1009582},
zbl = {0709.35077},
url = {http://dml.mathdoc.fr/item/701450}
}
Sommen, F. Spingroups and spherical means III, dans Proceedings of the Winter School "Geometry and Physics", GDML_Books, (1989), pp. [295]-323. http://gdmltest.u-ga.fr/item/701450/