@article{IM2_2009_73_2_a4,
     author = {V. Yu. Protasov},
     title = {Approximation by simple partial fractions and the {Hilbert} transform},
     journal = {Izvestiya. Mathematics},
     pages = {333--349},
     year = {2009},
     volume = {73},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2009_73_2_a4/}
}