@article{10_4171_ggd_301,
     author = {Sven Raum},
     title = {On the classification of free {Bogoljubov} crossed product von {Neumann} algebras by the integers},
     journal = {Groups, geometry, and dynamics},
     pages = {1207--1245},
     year = {2014},
     volume = {8},
     number = {4},
     doi = {10.4171/ggd/301},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/301/}
}