@article{10_4064_cm91_1_2,
     author = {Narcisse Randrianantoanina},
     title = {Spectral subspaces
and non-commutative {Hilbert} transforms},
     journal = {Colloquium Mathematicum},
     pages = {9--27},
     publisher = {mathdoc},
     volume = {91},
     number = {1},
     year = {2002},
     doi = {10.4064/cm91-1-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm91-1-2/}
}