@article{MS2_1983__53_166872,
     author = {D. de Schreye},
     title = {Integrable, ergodic actions of {Abelian} groups on von {Neumann} algebras.},
     journal = {Mathematica Scandinavica},
     pages = {265--280},
     publisher = {mathdoc},
     volume = {53},
     year = {1983},
     zbl = {0523.46041},
     url = {http://geodesic.mathdoc.fr/item/MS2_1983__53_166872/}
}