@article{MZ_1982__179_173135,
     author = {Robert Schaback},
     title = {Optimal {Nodes} for {Interpolation} in {Hardy} {Spaces.}},
     journal = {Mathematische Zeitschrift},
     pages = {169--178},
     publisher = {mathdoc},
     volume = {179},
     year = {1982},
     zbl = {0458.41002},
     url = {http://geodesic.mathdoc.fr/item/MZ_1982__179_173135/}
}