@article{PMIHES_2009__109__19_0,
     author = {Haagerup, Uffe and Schultz, Hanne},
     title = {Invariant subspaces for operators in a general {II1-factor}},
     journal = {Publications Math\'ematiques de l'IH\'ES},
     pages = {19--111},
     publisher = {Springer-Verlag},
     volume = {109},
     year = {2009},
     doi = {10.1007/s10240-009-0018-7},
     mrnumber = {2511586},
     zbl = {1178.46058},
     language = {en},
     url = {http://www.numdam.org/articles/10.1007/s10240-009-0018-7/}
}