@article{10_4153_CJM_2008_034_2,
     author = {Bercovici, H. and Foias, C. and Pearcy, C.},
     title = {On the {Hyperinvariant} {Subspace} {Problem.} {IV}},
     journal = {Canadian journal of mathematics},
     pages = {758--789},
     year = {2008},
     volume = {60},
     number = {4},
     doi = {10.4153/CJM-2008-034-2},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2008-034-2/}
}