@article{GDZPPN002316749,
title = {Crossed Products of Communtation Systems.},
journal = {Mathematische Annalen},
volume = {243},
year = {1979},
pages = {7-20},
zbl = {0389.46046},
url = {http://dml.mathdoc.fr/item/GDZPPN002316749}
}
Rousseau, R.; Daele, A. van. Crossed Products of Communtation Systems.. Mathematische Annalen, Tome 243 (1979) pp. 7-20. http://gdmltest.u-ga.fr/item/GDZPPN002316749/