@article{AFM_2009_34_1_a4,
     author = {Kalle M. Mikkola},
     title = {Hankel and {Toeplitz} operators on nonseparable {Hilbert} spaces},
     journal = {Annales Fennici Mathematici},
     pages = {109--129},
     publisher = {mathdoc},
     volume = {34},
     number = {1},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AFM_2009_34_1_a4/}
}