@article{GDZPPN002351498,
title = {Invariant States of von Neumann Algebras.},
journal = {Mathematica Scandinavica},
volume = {30},
year = {1972},
pages = {253-256},
zbl = {0245.46086},
url = {http://dml.mathdoc.fr/item/GDZPPN002351498}
}
Stormer, Erling. Invariant States of von Neumann Algebras.. Mathematica Scandinavica, Tome 30 (1972) pp. 253-256. http://gdmltest.u-ga.fr/item/GDZPPN002351498/