@article{ZNSL_2008_355_a6,
     author = {R. Zarouf},
     title = {Toeplitz condition numbers as an $H^\infty$ interpolation problem},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {173--179},
     year = {2008},
     volume = {355},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2008_355_a6/}
}