@article{1103857959,
author = {Halpern, Herbert},
title = {Unitary implementation of automorphism groups on von Neumann algebras},
journal = {Comm. Math. Phys.},
volume = {24},
number = {2},
year = {1972},
pages = { 253-275},
language = {en},
url = {http://dml.mathdoc.fr/item/1103857959}
}
Halpern, Herbert. Unitary implementation of automorphism groups on von Neumann algebras. Comm. Math. Phys., Tome 24 (1972) no. 2, pp. 253-275. http://gdmltest.u-ga.fr/item/1103857959/