@article{GDZPPN002352060,
title = {The Group Property of the Invariant S of von Neumann Algebras.},
journal = {Mathematica Scandinavica},
volume = {32},
year = {1973},
pages = {187-192},
zbl = {0268.46056},
url = {http://dml.mathdoc.fr/item/GDZPPN002352060}
}
Daele, A. van; Connes, A. The Group Property of the Invariant S of von Neumann Algebras.. Mathematica Scandinavica, Tome 32 (1973) pp. 187-192. http://gdmltest.u-ga.fr/item/GDZPPN002352060/